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* Published Japanese patents only


Hits 306 results

No. Application number
Gazette No
Title
Release Date
Update Date
Information Provider
1 P2000-026631 P3824831 LADDER SLEEPER AND RAILROAD TRACK meetings Nov 30, 2007 Nov 21, 2007 Railway Technical Research Institute
2 P2000-026632 P3749063 LADDER SLEEPER AND RAILROAD TRACK Nov 30, 2007 Nov 21, 2007 Railway Technical Research Institute
3 P2000-032747 P3818490 VIBRATION CONTROL BED FOR LADDER TRACK Nov 30, 2007 Jul 12, 2017 Railway Technical Research Institute
4 P2000-044257 P4316763 VEHICULAR VENTILATOR Nov 30, 2007 Nov 21, 2007 Railway Technical Research Institute
5 P2000-044732 P4316764 VEHICULAR VENTILATOR Nov 30, 2007 Nov 21, 2007 Railway Technical Research Institute
6 P2000-055520 P4243746 TUNNEL BUFFER WORK Nov 30, 2007 Nov 21, 2007 Railway Technical Research Institute
7 P2000-073281 P3618273 DC ELECTROMOTIVE SYSTEM FOR ELECTRIC RAILROAD Nov 30, 2007 Feb 19, 2016 Railway Technical Research Institute
8 P2000-088856 P3640298 ELECTRIC TRACTION SUPPORTING DEVICE Nov 30, 2007 Nov 21, 2007 Railway Technical Research Institute
9 P2000-127247 P3545674 ELECTRIC TRACTION INSPECTION DEVICE Nov 30, 2007 Nov 21, 2007 Railway Technical Research Institute
10 P2000-138242 P4229572 VIBRATION CUTOFF STRUCTURE Nov 30, 2007 Jan 11, 2017 Railway Technical Research Institute
11 P2000-185609 P3545679 ELECTRIC TRACTION INSPECTION APPARATUS Nov 30, 2007 Nov 21, 2007 Railway Technical Research Institute
12 P2000-218561 P4480240 CONTROL CIRCUIT OF PWM CONVERTER Nov 30, 2007 Nov 30, 2010 Railway Technical Research Institute
13 P2000-222030 P4518644 PANTOGRAPH SLIDER PLATE AND ITS ATTACHING METHOD Nov 30, 2007 Aug 25, 2015 Railway Technical Research Institute
14 P2000-224213 P4544709 MOTOR CONTROLLER AND RE-COUPLING CONTROL METHOD Nov 30, 2007 Sep 30, 2010 Railway Technical Research Institute
15 P2000-230474 P3662482 CALIBRATION TEST PIECE FOR ULTRASONIC INSPECTION OF RAIL WELDED PART Nov 30, 2007 Nov 21, 2007 Railway Technical Research Institute
16 P2000-249366 P4615102 CONSTRUCTION METHOD FOR STEEL PIPE COLUMN, AND PILE HEAD PROCESSING CONSTRUCTION METHOD TO CAST-IN-PLACE PILE FOR SAME METHOD Nov 30, 2007 May 23, 2019 Railway Technical Research Institute
17 P2000-250050 P3660215 DISTANCE RELAY FOR AC FEEDER CIRCUIT Nov 30, 2007 Nov 21, 2007 Railway Technical Research Institute
18 P2000-250054 P3715517 VECTOR RELAY FOR AC FEEDER Nov 30, 2007 Nov 21, 2007 Railway Technical Research Institute
19 P2000-346016 P3732735 GROUND-COIL ELECTROMAGNETIC EXCITATION TEST APPARATUS Nov 30, 2007 Nov 21, 2007 Railway Technical Research Institute
20 P2000-347133 P4578668 DATA COMMUNICATION METHOD AND COMMUNICATION MANAGEMENT SERVER Nov 30, 2007 Nov 16, 2010 Railway Technical Research Institute
21 P2000-375448 P3662490 AC CURRENT TYPE AUTOMATIC OFF-LINE MEASURING DEVICE FOR ELECTRIC CAR meetings Nov 30, 2007 Nov 21, 2007 Railway Technical Research Institute
22 P2000-375656 P4523718 WAVE MOTION PROPAGATION SPEED MEASURING METHOD OF TROLLEY WIRE, AND TENSION MEASURING METHOD OF TROLLEY WIRE meetings Nov 30, 2007 Nov 30, 2010 Railway Technical Research Institute
23 P2000-375657 P4523719 MEASURING METHOD OF MECHANICAL IMPEDANCE OF TROLLEY WIRE Nov 30, 2007 Nov 30, 2010 Railway Technical Research Institute
24 P2001-036737 P3797879 CONTROL DEVICE FOR PWM CONVERTER WITH ZERO-PHASE CURRENT CONTROL FUNCTION meetings Nov 22, 2007 Mar 22, 2018 Railway Technical Research Institute
25 P2001-064165 P4567220 LIQUID HYDROGEN COOLING SYSTEM FOR SUPERCONDUCTING MAGNET meetings Nov 22, 2007 Mar 22, 2018 Railway Technical Research Institute
26 P2001-065300 P4351402 THERMITE WELDING METHOD FOR RAIL Nov 22, 2007 Nov 12, 2007 Railway Technical Research Institute
27 P2001-066742 P4066129 VEHICLE SUPPORT STRUCTURE Nov 22, 2007 Apr 23, 2013 Railway Technical Research Institute
28 P2001-078680 P3792524 CONTROL DEVICE FOR ELECTRIC VEHICLE Nov 22, 2007 Mar 22, 2018 Railway Technical Research Institute
29 P2001-079739 P3695579 ESTIMATION METHOD FOR EPICENTRAL DISTANCE AND MAGNITUDE AND DEVICE THEREFOR Nov 22, 2007 Nov 12, 2007 Railway Technical Research Institute
30 P2001-100027 P3822802 TECHNIQUE OF EVALUATING CONCRETE BY IMPACT SOUND Nov 22, 2007 Mar 22, 2018 Railway Technical Research Institute
31 P2001-101472 P3880327 JUDGING METHOD AND JUDGING DEVICE FOR STABILITY OF UNDERGROUND STRUCTURE Nov 22, 2007 Mar 22, 2018 Railway Technical Research Institute
32 P2001-103267 P4511758 WATER SHUT OFF SHEET FOR CIVIL ENGINEERING USE meetings Nov 22, 2007 Mar 22, 2018 Railway Technical Research Institute
33 P2001-137596 P3984433 RAIL SUPPORTER AND TRACK FOR CAR Nov 22, 2007 Nov 13, 2007 Railway Technical Research Institute
34 P2001-145599 P4713012 TAPE-LIKE OXIDE SUPERCONDUCTOR Nov 22, 2007 Mar 22, 2018 Railway Technical Research Institute
35 P2001-149652 P4219100 METHOD AND DEVICE FOR PREDICTING GROUND DISPLACEMENT BY LANDSLIDE AND SLOPE FAILURE SUCH AS SURFACE FAILURE Nov 22, 2007 Mar 22, 2018 Railway Technical Research Institute
36 P2001-175423 P3854098 METHOD FOR JOINTING BETWEEN SHEETS FOR PRE- WATERPROOFING OF UNDERGROUND STRUCTURE Nov 22, 2007 Mar 22, 2018 Railway Technical Research Institute
37 P2001-175424 P3973858 METHOD FOR JOINTING BETWEEN DIFFERENT KINDS OF WATERPROOF MATERIALS Nov 22, 2007 Mar 22, 2018 Railway Technical Research Institute
38 P2001-175425 P3854099 TREATMENT METHOD FOR SEPARATOR PART FOR PRE- WATERPROOFING OF UNDERGROUND STRUCTURE AND STRUCTURE OF SEPARATOR PART meetings Nov 22, 2007 Mar 22, 2018 Railway Technical Research Institute
39 P2001-175426 P3916890 WATERPROOFING METHOD FOR BATHOLITHIC PART OF UNDERGROUND STRUCTURE AND STRUCTURE OF BATHOLITHIC PART meetings Nov 22, 2007 Mar 22, 2018 Railway Technical Research Institute
40 P2001-194822 P4585150 DIAGRAM DATA EDITING INFORMATION ON EXECUTION TRAIN DIAGRAM MAKING, STORAGE MEDIUM AND DIAGRAM DATA EDITOR Nov 22, 2007 Mar 22, 2018 Railway Technical Research Institute
41 P2001-216756 P3848854 CIRCUIT FOR PREVENTING EXTENSION OF HINDRANCE CAUSED BY HIGH-VOLTAGE GROUNDING OF DC ELECTRIC RAILWAY Nov 22, 2007 Mar 22, 2018 Railway Technical Research Institute
42 P2001-256674 P4333939 SUSPENSION DEVICE FOR TROLLEY WIRE Nov 22, 2007 Nov 13, 2007 Railway Technical Research Institute
43 P2001-262868 P3984807 RAIL FASTENING DEVICE, AND RAIL FASTENING METHOD Nov 22, 2007 Mar 22, 2018 Railway Technical Research Institute
44 P2001-267544 P4571349 ALTERED SHUNTING PLAN PREPARING INFORMATION, STORAGE MEDIUM AND ALTERED SHUNTING PLAN PREPARING SYSTEM Nov 22, 2007 Mar 22, 2018 Railway Technical Research Institute
45 P2001-271337 P4700862 ROLLING STOCK Nov 22, 2007 Apr 24, 2013 Railway Technical Research Institute
46 P2001-309515 P3993407 CURRENT LEAD OF SUPERCONDUCTIVE APPARATUS Nov 22, 2007 Mar 22, 2018 Railway Technical Research Institute
47 P2001-325934 P3875062 DISC BRAKE DEVICE Nov 22, 2007 Mar 22, 2018 Railway Technical Research Institute
48 P2001-330751 P3895148 DEVICE FOR PREVENTING UNNECESSARY ACTION OF SUBSTATION CAUSED BY GROUND FAULT OF DIRECT CURRENT FEEDING CIRCUIT Nov 22, 2007 Mar 22, 2018 Railway Technical Research Institute
49 P2001-340214 P3832845 STEEL SHEET PILE COMBINED SPREAD FOUNDATION AND METHOD OF CONSTRUCTING THE SAME Nov 22, 2007 Mar 22, 2018 Railway Technical Research Institute
50 P2001-352637 P4236404 COOLING DEVICE FOR SUPERCONDUCTIVE COIL Nov 22, 2007 Nov 14, 2007 Railway Technical Research Institute
51 P2001-389108 P3874342 LADDER TRACK VIBRATION ISOLATION BASE Nov 22, 2007 Mar 22, 2018 Railway Technical Research Institute
52 P2001-566956 P4242095 (In Japanese) スリップ防止用粒子の噴射装置 Nov 22, 2007 Nov 21, 2007 Railway Technical Research Institute
53 P2002-013366 P3732784 ELECTRIC VEHICLE DRIVING AND CONTROLLING METHOD AND CONTROL DEVICE Nov 9, 2007 Mar 22, 2018 Railway Technical Research Institute
54 P2002-013367 P3798700 INDUCTION MOTOR CONTROLLER Nov 9, 2007 Mar 22, 2018 Railway Technical Research Institute
55 P2002-106430 P4055457 GROUND BRUSH DEVICE Nov 16, 2007 Mar 22, 2018 Railway Technical Research Institute
56 P2002-106431 P4191947 GROUNDING BRUSH DEVICE Nov 16, 2007 Apr 24, 2013 Railway Technical Research Institute
57 P2002-133610 P4275899 SEPARATOR FOR FUEL CELL, ITS MANUFACTURING METHOD, AND FUEL CELL Nov 16, 2007 Aug 22, 2019 Railway Technical Research Institute
58 P2002-140181 P4216000 WHEEL SET HAVING GAUGE VARIABLE MECHANISM AND BOGIE Nov 16, 2007 Aug 22, 2019 Railway Technical Research Institute
59 P2002-166209 P4078124 METHOD FOR MANUFACTURING FIBER-REINFORCED MORTAR OR CONCRETE AND MANUFACTURING DEVICE Nov 16, 2007 Mar 22, 2018 Railway Technical Research Institute
60 P2002-171336 P3858221 SUPER-CONDUCTIVE MAGNET MADE OF HIGH-TEMPERATURE SUPERCONDUCTIVE BULK MATERIAL, AND ITS MANUFACTURING METHOD Nov 16, 2007 Mar 22, 2018 Railway Technical Research Institute
61 P2002-202080 P4020716 POSITION ADJUSTING DEVICE AND METHOD FOR HEAVY LOAD meetings Nov 16, 2007 Nov 8, 2007 Railway Technical Research Institute
62 P2002-237895 P4198419 CARBON BASED SINTERED CONTACT STRIP MATERIAL HAVING WEAR RESISTANCE Nov 16, 2007 Mar 22, 2018 Railway Technical Research Institute
63 P2002-251338 P4410461 ANTILOCK BRAKE SYSTEM FOR TRAILER Nov 16, 2007 Mar 22, 2018 Railway Technical Research Institute
64 P2002-286276 P4173342 GREASE FILLING STRUCTURE, AND BEARING LID Nov 16, 2007 Mar 22, 2018 Railway Technical Research Institute
65 P2002-298598 P4051258 SLIP PREVENTIVE MATERIAL SPRAYING DEVICE Nov 16, 2007 Nov 8, 2007 Railway Technical Research Institute
66 P2002-300189 P3932187 SUPPORT STRUCTURE OF OVERHEAD LINE Nov 16, 2007 Nov 8, 2007 Railway Technical Research Institute
67 P2002-341248 P4112955 TRACTION CONTROLLER FOR VEHICLE Nov 16, 2007 Mar 22, 2018 Railway Technical Research Institute
68 P2002-343549 P4188670 HYDRAULIC FEEDING SYSTEM Nov 16, 2007 Mar 22, 2018 Railway Technical Research Institute
69 P2002-355051 P4001806 IDENTIFICATION METHOD AND DEVICE BY NONCONTACT MEASUREMENT OF VIBRATION CHARACTERISTIC OF STRUCTURE Nov 16, 2007 Mar 22, 2018 Railway Technical Research Institute
70 P2002-365377 P4256152 JOINING MATERIAL, PRODUCTION METHOD THEREFOR, STRUCTURE OF TRAFFIC TRANSPORTATION MEANS, AND STRUCTURE OF RAILWAY VEHICLE Nov 16, 2007 Mar 22, 2018 Railway Technical Research Institute
71 P2002-379548 P4319834 APPARATUS AND METHOD IMAGING SURFACE OF OBJECT Nov 16, 2007 Jun 20, 2018 Railway Technical Research Institute
72 P2003-004063 P4287156 ACTIVE NOISE REDUCTION DEVICE FOR ROLLING STOCK Nov 2, 2007 Mar 15, 2018 Railway Technical Research Institute
73 P2003-012180 P4191497 OPERATION ARRANGEMENT PROPOSAL PREPARATION INFORMATION AND OPERATION ARRANGEMENT PROPOSAL PREPARATION DEVICE Nov 2, 2007 Mar 15, 2018 Railway Technical Research Institute
74 P2003-027807 P3987441 WEIGHT FALL BUFFER IN RIGIDOMETER OF GROUND Nov 2, 2007 Oct 25, 2007 Railway Technical Research Institute
75 P2003-055852 P4093881 SWITCH Nov 2, 2007 Oct 25, 2007 Railway Technical Research Institute
76 P2003-064268 P4056910 IMAGE PROCESSING TYPE MEASUREMENT DEVICE FOR GROUND COIL OF MAGNETIC LEVITATION TYPE RAILWAY Nov 2, 2007 Mar 15, 2018 Railway Technical Research Institute
77 P2003-073982 P3959361 MAGNETICALLY SUPPORTED ELECTROMAGNETIC VIBRATOR AND METHOD FOR VIBRATION Nov 2, 2007 Mar 15, 2018 Railway Technical Research Institute
78 P2003-084193 P4116912 ABNORMAL VOLTAGE PROTECTING DEVICE OF ELECTRIC OVERHEAD LINE Nov 2, 2007 Mar 15, 2018 Railway Technical Research Institute
79 P2003-089939 P4926368 LUBRICANT COMPOSITION AND LUBRICANT COMPOSITION FOR RAIL TURNOUT Nov 2, 2007 Mar 15, 2018 Railway Technical Research Institute
80 P2003-092940 P3974546 RAIL FASTENING DEVICE Nov 2, 2007 Mar 15, 2018 Railway Technical Research Institute
81 P2003-094132 P4263518 ELECTRIC DOUBLE LAYER CAPACITOR Nov 6, 2007 Jun 30, 2017 Railway Technical Research Institute
82 P2003-094401 P4118184 CROSSING GATE OPERATING SYSTEM AND INFORMATION DISPLAY METHOD FOR CROSSING GATE OPERATING SYSTEM Nov 6, 2007 Mar 15, 2018 Railway Technical Research Institute
83 P2003-095853 P4343570 SURFACE PREPARATION MATERIAL FOR STEEL AND METHOD OF SURFACE- PREPARATION Nov 6, 2007 Mar 15, 2018 Railway Technical Research Institute
84 P2003-096321 P4117209 PIER / ABUTMENT BASE JOINT TYPE REINFORCING STRUCTURE Nov 6, 2007 Mar 15, 2018 Railway Technical Research Institute
85 P2003-175176 P4173408 EARTHQUAKE MOTION DISCRIMINATION METHOD AND SYSTEM FOR THE SAME Nov 6, 2007 Nov 2, 2007 Railway Technical Research Institute
86 P2003-175798 P4316939 REINFORCING METHOD OF MASONRY WALL Nov 6, 2007 Mar 15, 2018 Railway Technical Research Institute
87 P2003-175807 P4316940 REINFORCING METHOD OF MASONRY WALL Nov 6, 2007 Mar 15, 2018 Railway Technical Research Institute
88 P2003-175816 P4316941 REINFORCING METHOD OF MASONRY WALL Nov 6, 2007 Mar 15, 2018 Railway Technical Research Institute
89 P2003-175820 P4190360 REINFORCED STRUCTURE OF MASONRY WALL AND ITS REINFORCING METHOD Nov 6, 2007 Mar 15, 2018 Railway Technical Research Institute
90 P2003-180151 P4083633 IRON BASED SINTERED ALLOY FOR CURRENT COLLECTING-SLIDING Nov 6, 2007 Mar 15, 2018 Railway Technical Research Institute
91 P2003-181693 P4297741 STRUCTURE BODY FOR RAILWAY ROLLING STOCK Nov 6, 2007 Nov 2, 2007 Railway Technical Research Institute
92 P2003-187414 P4373143 GROUNDING BRUSH DEVICE Nov 6, 2007 Apr 26, 2013 Railway Technical Research Institute
93 P2003-208181 P4433490 REPAIRING MATERIAL FOR CONTROLLING SALT DAMAGE AND REPAIRING METHOD FOR STRUCTURE Nov 6, 2007 Mar 15, 2018 Railway Technical Research Institute
94 P2003-208929 P3992661 SAFETY DEVICE FOR ELECTRIC RAILCAR LINE Nov 6, 2007 Mar 15, 2018 Railway Technical Research Institute
95 P2003-277725 P4041033 DETERIORATION PREDICTION METHOD AND PREDICTION DEVICE OF STEEL PRODUCT Nov 9, 2007 Mar 15, 2018 Railway Technical Research Institute
96 P2003-279319 P4102723 SURFACE TREATMENT MATERIAL, METHOD FOR PRODUCING THE SAME, BODY STRUCTURE OF TRAFFIC TRANSPORTATION MEANS AND BODY STRUCTURE OF ROLLING STOCK Nov 9, 2007 Mar 15, 2018 Railway Technical Research Institute
97 P2003-279987 P4318499 JOINED MATERIAL, JOINT STRUCTURE THEREOF, METHOD OF PRODUCING JOINED MATERIAL, AND BODY STRUCTURE OF TRAFFIC TRANSPORTATION MEANS Nov 9, 2007 Mar 15, 2018 Railway Technical Research Institute
98 P2003-300152 P4167149 CONSTRUCTION METHOD FOR ABUTMENT WITH RECONSTRUCTION FOR BRIDGE AND ITS ABUTMENT STRUCTURE Nov 9, 2007 Mar 15, 2018 Railway Technical Research Institute
99 P2003-304170 P3917118 CONNECTING HANGER EAR FOR ELECTRIC OVERHEAD WIRE meetings Nov 9, 2007 Nov 2, 2007 Railway Technical Research Institute
100 P2003-305086 P4291088 FRICTION RELAXATION MATERIAL, ITS STORAGE DEVICE AND FRICTION RELAXATION DEVICE Nov 9, 2007 Mar 15, 2018 Railway Technical Research Institute

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