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* Published Japanese patents only


Hits 262 results

No. Application number
Gazette No
Title
Release Date
Update Date
Information Provider
1 P2005-143460 P4339277 SPRING WATER PRESSURE MEASURING DEVICE NEAR TO CUTTING FACE IN TUNNEL Oct 26, 2007 Oct 16, 2007 Railway Technical Research Institute
2 P2005-177393 P4390283 JOINT STRUCTURE OF GLUED INSULATED JOINT RAIL Oct 26, 2007 Oct 17, 2007 Railway Technical Research Institute
3 P2004-099654 P4230401 SYSTEM FOR MEASURING DRILLING TIP POSITION IN VERTICAL DEPTH DRILLING meetings Oct 26, 2007 Oct 22, 2007 Railway Technical Research Institute
4 P2004-216912 P4409382 PRIORITY SEAT GUARD DEVICE OF RAILROAD CAR Nov 2, 2007 Oct 23, 2007 Railway Technical Research Institute
5 P2003-027807 P3987441 WEIGHT FALL BUFFER IN RIGIDOMETER OF GROUND Nov 2, 2007 Oct 25, 2007 Railway Technical Research Institute
6 P2003-055852 P4093881 SWITCH Nov 2, 2007 Oct 25, 2007 Railway Technical Research Institute
7 P2003-175176 P4173408 EARTHQUAKE MOTION DISCRIMINATION METHOD AND SYSTEM FOR THE SAME Nov 6, 2007 Nov 2, 2007 Railway Technical Research Institute
8 P2003-181693 P4297741 STRUCTURE BODY FOR RAILWAY ROLLING STOCK Nov 6, 2007 Nov 2, 2007 Railway Technical Research Institute
9 P2003-304170 P3917118 CONNECTING HANGER EAR FOR ELECTRIC OVERHEAD WIRE meetings Nov 9, 2007 Nov 2, 2007 Railway Technical Research Institute
10 P2003-325462 P4225481 ELECTRIC WIRE INSPECTION DEVICE Nov 9, 2007 Nov 2, 2007 Railway Technical Research Institute
11 P2002-202080 P4020716 POSITION ADJUSTING DEVICE AND METHOD FOR HEAVY LOAD meetings Nov 16, 2007 Nov 8, 2007 Railway Technical Research Institute
12 P2002-298598 P4051258 SLIP PREVENTIVE MATERIAL SPRAYING DEVICE Nov 16, 2007 Nov 8, 2007 Railway Technical Research Institute
13 P2002-300189 P3932187 SUPPORT STRUCTURE OF OVERHEAD LINE Nov 16, 2007 Nov 8, 2007 Railway Technical Research Institute
14 P2001-065300 P4351402 THERMITE WELDING METHOD FOR RAIL Nov 22, 2007 Nov 12, 2007 Railway Technical Research Institute
15 P2001-079739 P3695579 ESTIMATION METHOD FOR EPICENTRAL DISTANCE AND MAGNITUDE AND DEVICE THEREFOR Nov 22, 2007 Nov 12, 2007 Railway Technical Research Institute
16 P2001-137596 P3984433 RAIL SUPPORTER AND TRACK FOR CAR Nov 22, 2007 Nov 13, 2007 Railway Technical Research Institute
17 P2001-256674 P4333939 SUSPENSION DEVICE FOR TROLLEY WIRE Nov 22, 2007 Nov 13, 2007 Railway Technical Research Institute
18 P2001-352637 P4236404 COOLING DEVICE FOR SUPERCONDUCTIVE COIL Nov 22, 2007 Nov 14, 2007 Railway Technical Research Institute
19 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
20 P2000-055520 P4243746 TUNNEL BUFFER WORK Nov 30, 2007 Nov 21, 2007 Railway Technical Research Institute
21 P2000-088856 P3640298 ELECTRIC TRACTION SUPPORTING DEVICE Nov 30, 2007 Nov 21, 2007 Railway Technical Research Institute
22 P2000-127247 P3545674 ELECTRIC TRACTION INSPECTION DEVICE Nov 30, 2007 Nov 21, 2007 Railway Technical Research Institute
23 P2000-185609 P3545679 ELECTRIC TRACTION INSPECTION APPARATUS Nov 30, 2007 Nov 21, 2007 Railway Technical Research Institute
24 P2000-230474 P3662482 CALIBRATION TEST PIECE FOR ULTRASONIC INSPECTION OF RAIL WELDED PART Nov 30, 2007 Nov 21, 2007 Railway Technical Research Institute
25 P2000-250050 P3660215 DISTANCE RELAY FOR AC FEEDER CIRCUIT Nov 30, 2007 Nov 21, 2007 Railway Technical Research Institute
26 P2000-250054 P3715517 VECTOR RELAY FOR AC FEEDER Nov 30, 2007 Nov 21, 2007 Railway Technical Research Institute
27 P2000-346016 P3732735 GROUND-COIL ELECTROMAGNETIC EXCITATION TEST APPARATUS Nov 30, 2007 Nov 21, 2007 Railway Technical Research Institute
28 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
29 P2005-253551 P4549262 DEVIATION PREVENTIVE GUARD OF CROSSTIE AND CROSSTIE WITH DEVIATION PREVENTIVE GUARD Oct 26, 2007 Sep 28, 2010 Railway Technical Research Institute
30 P2005-224781 P4536619 SYSTEM FOR PREDICTING PRESSURE FLUCTUATION AT STATION PART DUE TO TRAVEL OF HIGH-SPEED TRAIN Oct 26, 2007 Sep 30, 2010 Railway Technical Research Institute
31 P2003-393787 P4555560 TUNNEL SHOCK ABSORBING WORK Nov 9, 2007 Oct 12, 2010 Railway Technical Research Institute
32 P2000-347133 P4578668 DATA COMMUNICATION METHOD AND COMMUNICATION MANAGEMENT SERVER Nov 30, 2007 Nov 16, 2010 Railway Technical Research Institute
33 P2005-093927 P4498962 METHOD OF MEASURING INTERNAL STRAIN OF CONCRETE STRUCTURE, AND THE CONCRETE STRUCTURE Oct 26, 2007 Nov 30, 2010 Railway Technical Research Institute
34 P2000-218561 P4480240 CONTROL CIRCUIT OF PWM CONVERTER Nov 30, 2007 Nov 30, 2010 Railway Technical Research Institute
35 P2006-051788 P4628976 MULTIPURPOSE STORAGE DEVICE FOR RAILWAY ROLLING STOCK Oct 26, 2007 Feb 16, 2011 Railway Technical Research Institute
36 P2006-020679 P4656577 STOP DEVICE FOR TROLLEY WIRE Oct 26, 2007 Mar 28, 2011 Railway Technical Research Institute
37 P2001-066742 P4066129 VEHICLE SUPPORT STRUCTURE Nov 22, 2007 Apr 23, 2013 Railway Technical Research Institute
38 P2007-285686 P5184050 METHOD FOR ESTIMATING STRAIN OF TROLLEY WIRE FROM CONTACT FORCE OF PANTOGRAPH Dec 20, 2011 Apr 23, 2013 Railway Technical Research Institute
39 P2002-106431 P4191947 GROUNDING BRUSH DEVICE Nov 16, 2007 Apr 24, 2013 Railway Technical Research Institute
40 P2001-271337 P4700862 ROLLING STOCK Nov 22, 2007 Apr 24, 2013 Railway Technical Research Institute
41 P2008-115864 P5117269 HANGER DEVICE SUPPORTING TROLLEY CABLE Dec 14, 2011 Apr 25, 2013 Railway Technical Research Institute
42 P2003-187414 P4373143 GROUNDING BRUSH DEVICE Nov 6, 2007 Apr 26, 2013 Railway Technical Research Institute
43 P2008-088408 P5102087 REINFORCING BAR STRESS MEASURING METHOD Dec 15, 2011 Apr 26, 2013 Railway Technical Research Institute
44 P2008-085321 P4964813 SIMULATOR TRAINING METHOD FOR IMPROVING TRAIN DRIVER'S RESPONSE CAPABILITY FOR HANDLING ABNORMAL CASE, AND DEVICE THEREFOR Dec 19, 2011 Apr 26, 2013 Railway Technical Research Institute
45 P2008-053299 P4937946 SYSTEM FOR PRESENTING EFFECT OF POINTING AND VERBAL CHECKING Dec 19, 2011 Apr 26, 2013 Railway Technical Research Institute
46 P2005-302405 P4874622 DERAILMENT TIME DAMAGE PREVENTIVE ADHESIVE INSULATING RAIL Oct 26, 2007 Apr 30, 2013 Railway Technical Research Institute
47 P2005-365774 P4772492 ELECTROMAGNETIC FORCE SUPPORTING DEVICE USING SUPERCONDUCTIVE MAGNET DEVICE Oct 26, 2007 Apr 30, 2013 Railway Technical Research Institute
48 P2006-004608 P4767692 DERAILMENT PREVENTION AND BRAKING DEVICE FOR WHEELS Oct 26, 2007 Apr 30, 2013 Railway Technical Research Institute
49 P2006-079946 P4837412 BRIDGE SLEEPER RAIL FASTENING DEVICE Dec 19, 2011 Apr 30, 2013 Railway Technical Research Institute
50 P2006-097009 P4837422 AXLE BEAM TYPE DOLLY AND ITS WHEEL SHAFT STEERING METHOD Dec 19, 2011 Apr 30, 2013 Railway Technical Research Institute
51 P2007-335428 P4927698 ROCKING REDUCTION METHOD OF COUPLED VEHICLE AND DEVICE USED FOR THE SAME Dec 20, 2011 Apr 30, 2013 Railway Technical Research Institute
52 P2007-226114 P4873741 ICE AND SNOW ACCRETION PREVENTING STRUCTURE OF MOVING BODY Dec 20, 2011 Apr 30, 2013 Railway Technical Research Institute
53 P2007-139820 P4879822 TROLLEY WIRE FROSTING PREDICTION METHOD AND DEVICE Dec 20, 2011 Apr 30, 2013 Railway Technical Research Institute
54 P2007-093065 P4943209 METHOD AND DEVICE FOR REDUCING LOW-FREQUENCY SOUND Dec 20, 2011 Apr 30, 2013 Railway Technical Research Institute
55 P2006-098152 P4868911 VIBRATION-ISOLATING DEVICE AND VIBRATION-ISOLATING METHOD FOR RAILROAD VEHICLE Dec 20, 2011 Apr 30, 2013 Railway Technical Research Institute
56 P2006-077152 P4761371 DEVICE AND METHOD FOR ELIMINATING FROST-FORMATION Dec 20, 2011 Apr 30, 2013 Railway Technical Research Institute
57 P2006-310027 P4818074 METHOD AND INSTRUMENT FOR CONTINUOUSLY MEASURING CONCENTRATION OF IONS CONTAINED IN GROUND WATER Dec 21, 2011 Apr 30, 2013 Railway Technical Research Institute
58 P2009-024727 P5290793 RAILWAY VEHICLE BODY Dec 14, 2011 Sep 25, 2013 Railway Technical Research Institute
59 P2008-035725 P5295585 MANUFACTURE METHOD OF LOW THERMAL EXPANSION LINEAR BODY Dec 20, 2011 Sep 25, 2013 Railway Technical Research Institute
60 P2008-067581 P5416910 METHOD AND DEVICE FOR CALCULATING CURRENT PASSING PARALLEL CONNECTION POINT OF DIFFERENT POWER SOURCE Dec 19, 2011 Nov 5, 2014 Railway Technical Research Institute
61 P2000-222030 P4518644 PANTOGRAPH SLIDER PLATE AND ITS ATTACHING METHOD Nov 30, 2007 Aug 25, 2015 Railway Technical Research Institute
62 P2004-046987 P4342341 CONDUCTIVE STRUCTURE Oct 26, 2007 Oct 9, 2015 Railway Technical Research Institute
63 P2005-005453 P4558517 SUPERCONDUCTING COIL Oct 26, 2007 Jun 9, 2016 Railway Technical Research Institute
64 P2005-195645 P4979903 INTERIOR TRIM MATERIAL FOR RAILROAD VEHICLE Oct 26, 2007 Jun 9, 2016 Railway Technical Research Institute
65 P2008-063812 P5216379 LEADING BLOCK Dec 19, 2011 Dec 15, 2016 Railway Technical Research Institute
66 P2000-138242 P4229572 VIBRATION CUTOFF STRUCTURE Nov 30, 2007 Jan 11, 2017 Railway Technical Research Institute
67 P2005-141858 P4660269 RAIL FASTENING DEVICE WITH RAIL OVERTURNING PREVENTING MEANS Oct 26, 2007 May 8, 2017 Railway Technical Research Institute
68 P2003-094132 P4263518 ELECTRIC DOUBLE LAYER CAPACITOR Nov 6, 2007 Jun 30, 2017 Railway Technical Research Institute
69 P2004-223987 P4369822 SLEEPER CONNECTING IMPLEMENT Nov 2, 2007 Oct 4, 2017 Railway Technical Research Institute
70 P2012-018066 P5828556 BRAKE OPERATION DEVICE FOR VEHICLE Apr 17, 2012 Dec 27, 2017 Mie University
71 P2009-058079 P4632460 DEVICE AND METHOD FOR TESTING MODEL STRUCTURE Dec 14, 2011 Jan 29, 2018 Railway Technical Research Institute
72 P2009-015150 P4871365 GAS PRESSURE WELDING METHOD Dec 14, 2011 Jan 29, 2018 Railway Technical Research Institute
73 P2008-139066 P4850870 METHOD AND APPARATUS FOR CONTROLLING ELECTRIC ROLLING STOCK Dec 14, 2011 Feb 5, 2018 Railway Technical Research Institute
74 P2008-129096 P5005611 COATING SUBSTANCE ABNORMALITY DETERMINATION DEVICE OF UNDERGROUND STRUCTURE, AND METHOD THEREFOR Dec 14, 2011 Feb 5, 2018 Railway Technical Research Institute
75 P2008-115173 P4920629 NON-CONTACT PART COOLING DEVICE Dec 14, 2011 Feb 5, 2018 Railway Technical Research Institute
76 P2008-090769 P5122345 INFORMATION INPUT/OUTPUT SYSTEM FOR LARGE LIQUID CRYSTAL DISPLAY DEVICE Dec 14, 2011 Feb 5, 2018 Railway Technical Research Institute
77 P2008-090747 P4987780 BOX CULVERT Dec 14, 2011 Feb 5, 2018 Railway Technical Research Institute
78 P2008-089288 P5306686 TWIN BULK HEAD MECHANISM Dec 15, 2011 Feb 5, 2018 Railway Technical Research Institute
79 P2008-089115 P4979626 CABLE SUPPORTER AND MONITORING SYSTEM Dec 15, 2011 Feb 5, 2018 Railway Technical Research Institute
80 P2008-085774 P4945493 MOTOR CONTROL METHOD AND MOTOR CONTROLLER Dec 19, 2011 Feb 5, 2018 Railway Technical Research Institute
81 P2008-085773 P4903740 MOTOR CONTROL METHOD AND MOTOR CONTROLLER Dec 19, 2011 Feb 5, 2018 Railway Technical Research Institute
82 P2008-072042 P5335260 CYLINDRICAL POWER GENERATING EQUIPMENT FLOATED BY HIGH TEMPERATURE SUPERCONDUCTOR, WITH TWO-MAGNETIC POLE AXES ROTATOR Dec 19, 2011 Feb 5, 2018 Railway Technical Research Institute
83 P2008-064056 P5198100 METHOD OF MEASURING AMOUNT OF DISPLACEMENT OF SUPERCONDUCTIVE MAGNET IN SUPERCONDUCTING MAGNETIC LEVITATED VEHICLE Dec 19, 2011 Feb 5, 2018 Railway Technical Research Institute
84 P2008-064055 P5420181 POWER SUPPLY UNIT FOR SENSOR FOR DETECTING DISORDER IN GROUND COIL OF MAGNETIC LEVITATION SYSTEM OF RAILWAY Dec 19, 2011 Feb 5, 2018 Railway Technical Research Institute
85 P2008-063813 P5113566 COMMUNICATION CONTROL METHOD, GUIDE STICK, PORTABLE ELECTRONIC DEVICE AND CONTROL PROGRAM Dec 19, 2011 Feb 5, 2018 Railway Technical Research Institute
86 P2008-063811 P5111175 GUIDE SYSTEM, PORTABLE ELECTRONIC EQUIPMENT AND CONTROL PROGRAM Dec 19, 2011 Feb 5, 2018 Railway Technical Research Institute
87 P2007-268725 P4837647 WEAR REDUCTION DEVICE OF RAILROAD WHEEL Dec 19, 2011 Feb 19, 2018 Railway Technical Research Institute
88 P2007-320843 P4980867 METHOD OF ESTIMATING POSSIBILITY OF DERAILMENT OF ROLLING STOCK Dec 20, 2011 Feb 19, 2018 Railway Technical Research Institute
89 P2007-293887 P4818244 MOTOR CONTROLLER AND READHESION CONTROL METHOD Dec 20, 2011 Feb 19, 2018 Railway Technical Research Institute
90 P2007-251553 P5106964 EDDY CURRENT BRAKE SYSTEM FOR RAILWAY Dec 20, 2011 Feb 19, 2018 Railway Technical Research Institute
91 P2007-139464 P5073364 GROUND COIL DEVICE WITH SURFACE PROTECTIVE LAYER OF SUPERCONDUCTING MAGNETICALLY LEVITATED RAILROAD, AND EVALUATION METHOD FOR POSITIONING ACCURACY OF PROTECTIVE PLATE THEREOF Dec 20, 2011 Feb 19, 2018 Railway Technical Research Institute
92 P2007-126545 P4790661 SUPERCONDUCTING MAGNET FOR MAGNETIC-LEVITATION RAILWAY VEHICLE Dec 20, 2011 Feb 19, 2018 Railway Technical Research Institute
93 P2007-126543 P4790660 OPERATION SYSTEM OF SUPER-CONDUCTIVE MAGNET FOR MAGNETICALLY-SUSPENDED RAILWAY VEHICLE meetings Dec 20, 2011 Feb 19, 2018 Railway Technical Research Institute
94 P2007-125468 P4912949 NON-CONTACT MEASUREMENT SYSTEM OF OSCILLATION CHARACTERISTIC OF CONSTRUCTION Dec 20, 2011 Feb 19, 2018 Railway Technical Research Institute
95 P2007-091181 P5057565 MOVEMENT RESTRICTOR FOR BRIDGE GIRDER HAVING INCREASED INTEGRATION BETWEEN STEEL PIPE AND INTERNAL CONCRETE Dec 20, 2011 Feb 19, 2018 Railway Technical Research Institute
96 P2007-085659 P5091519 GEOPOLYMER COMPOSITION AND ITS PRODUCTION METHOD Dec 20, 2011 Feb 19, 2018 Railway Technical Research Institute
97 P2007-074408 P5073334 COMBINATION PROPELLING LEVITATION GUIDE AND GROUND COIL AND ITS WIRING METHOD Dec 20, 2011 Feb 19, 2018 Railway Technical Research Institute
98 P2007-069902 P4751847 COMMUNICATION SYSTEM AND METHOD Dec 20, 2011 Feb 19, 2018 Railway Technical Research Institute
99 P2007-060029 P4851968 PANTOGRAPH Dec 21, 2011 Feb 19, 2018 Railway Technical Research Institute
100 P2007-057043 P4757816 CAR BRAKING METHOD AND CAR BRAKING DEVICE Dec 21, 2011 Feb 19, 2018 Railway Technical Research Institute

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