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* Published Japanese patents only


Hits 306 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 P2000-026631 P3824831 LADDER SLEEPER AND RAILROAD TRACK meetings Nov 30, 2007 Nov 21, 2007 Railway Technical Research Institute
21 P2000-026632 P3749063 LADDER SLEEPER AND RAILROAD TRACK Nov 30, 2007 Nov 21, 2007 Railway Technical Research Institute
22 P2000-044257 P4316763 VEHICULAR VENTILATOR Nov 30, 2007 Nov 21, 2007 Railway Technical Research Institute
23 P2000-044732 P4316764 VEHICULAR VENTILATOR Nov 30, 2007 Nov 21, 2007 Railway Technical Research Institute
24 P2000-055520 P4243746 TUNNEL BUFFER WORK Nov 30, 2007 Nov 21, 2007 Railway Technical Research Institute
25 P2000-088856 P3640298 ELECTRIC TRACTION SUPPORTING DEVICE Nov 30, 2007 Nov 21, 2007 Railway Technical Research Institute
26 P2000-127247 P3545674 ELECTRIC TRACTION INSPECTION DEVICE Nov 30, 2007 Nov 21, 2007 Railway Technical Research Institute
27 P2000-185609 P3545679 ELECTRIC TRACTION INSPECTION APPARATUS Nov 30, 2007 Nov 21, 2007 Railway Technical Research Institute
28 P2000-230474 P3662482 CALIBRATION TEST PIECE FOR ULTRASONIC INSPECTION OF RAIL WELDED PART Nov 30, 2007 Nov 21, 2007 Railway Technical Research Institute
29 P2000-250050 P3660215 DISTANCE RELAY FOR AC FEEDER CIRCUIT Nov 30, 2007 Nov 21, 2007 Railway Technical Research Institute
30 P2000-250054 P3715517 VECTOR RELAY FOR AC FEEDER Nov 30, 2007 Nov 21, 2007 Railway Technical Research Institute
31 P2000-346016 P3732735 GROUND-COIL ELECTROMAGNETIC EXCITATION TEST APPARATUS Nov 30, 2007 Nov 21, 2007 Railway Technical Research Institute
32 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
33 P2005-253551 P4549262 DEVIATION PREVENTIVE GUARD OF CROSSTIE AND CROSSTIE WITH DEVIATION PREVENTIVE GUARD Oct 26, 2007 Sep 28, 2010 Railway Technical Research Institute
34 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
35 P2000-224213 P4544709 MOTOR CONTROLLER AND RE-COUPLING CONTROL METHOD Nov 30, 2007 Sep 30, 2010 Railway Technical Research Institute
36 P2006-041103 P4557908 ROLLING-STOCK-CAR VIBRATING SYSTEM Oct 26, 2007 Oct 12, 2010 Railway Technical Research Institute
37 P2006-041104 P4557909 WHEEL SUPPORT DEVICE Oct 26, 2007 Oct 12, 2010 Railway Technical Research Institute
38 P2003-393787 P4555560 TUNNEL SHOCK ABSORBING WORK Nov 9, 2007 Oct 12, 2010 Railway Technical Research Institute
39 P2006-004607 P4567609 MAGNETIC WORK SUBSTANCE ROTARY MAGNETIC REFRIGERATOR Oct 26, 2007 Oct 25, 2010 Railway Technical Research Institute
40 P2000-347133 P4578668 DATA COMMUNICATION METHOD AND COMMUNICATION MANAGEMENT SERVER Nov 30, 2007 Nov 16, 2010 Railway Technical Research Institute
41 P2005-093906 P4509837 EARLY EARTHQUAKE SPECIFICATION ESTIMATION METHOD AND ITS SYSTEM Oct 26, 2007 Nov 30, 2010 Railway Technical Research Institute
42 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
43 P2000-218561 P4480240 CONTROL CIRCUIT OF PWM CONVERTER Nov 30, 2007 Nov 30, 2010 Railway Technical Research Institute
44 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
45 P2000-375657 P4523719 MEASURING METHOD OF MECHANICAL IMPEDANCE OF TROLLEY WIRE Nov 30, 2007 Nov 30, 2010 Railway Technical Research Institute
46 P2006-051788 P4628976 MULTIPURPOSE STORAGE DEVICE FOR RAILWAY ROLLING STOCK Oct 26, 2007 Feb 16, 2011 Railway Technical Research Institute
47 P2006-020679 P4656577 STOP DEVICE FOR TROLLEY WIRE Oct 26, 2007 Mar 28, 2011 Railway Technical Research Institute
48 P2001-066742 P4066129 VEHICLE SUPPORT STRUCTURE Nov 22, 2007 Apr 23, 2013 Railway Technical Research Institute
49 P2007-285686 P5184050 METHOD FOR ESTIMATING STRAIN OF TROLLEY WIRE FROM CONTACT FORCE OF PANTOGRAPH commons Dec 20, 2011 Apr 23, 2013 Railway Technical Research Institute
50 P2002-106431 P4191947 GROUNDING BRUSH DEVICE Nov 16, 2007 Apr 24, 2013 Railway Technical Research Institute
51 P2001-271337 P4700862 ROLLING STOCK Nov 22, 2007 Apr 24, 2013 Railway Technical Research Institute
52 P2008-115864 P5117269 HANGER DEVICE SUPPORTING TROLLEY CABLE commons Dec 14, 2011 Apr 25, 2013 Railway Technical Research Institute
53 P2003-187414 P4373143 GROUNDING BRUSH DEVICE Nov 6, 2007 Apr 26, 2013 Railway Technical Research Institute
54 P2008-088408 P5102087 REINFORCING BAR STRESS MEASURING METHOD commons Dec 15, 2011 Apr 26, 2013 Railway Technical Research Institute
55 P2008-085321 P4964813 SIMULATOR TRAINING METHOD FOR IMPROVING TRAIN DRIVER'S RESPONSE CAPABILITY FOR HANDLING ABNORMAL CASE, AND DEVICE THEREFOR commons Dec 19, 2011 Apr 26, 2013 Railway Technical Research Institute
56 P2008-053299 P4937946 SYSTEM FOR PRESENTING EFFECT OF POINTING AND VERBAL CHECKING commons Dec 19, 2011 Apr 26, 2013 Railway Technical Research Institute
57 P2005-302405 P4874622 DERAILMENT TIME DAMAGE PREVENTIVE ADHESIVE INSULATING RAIL Oct 26, 2007 Apr 30, 2013 Railway Technical Research Institute
58 P2005-365774 P4772492 ELECTROMAGNETIC FORCE SUPPORTING DEVICE USING SUPERCONDUCTIVE MAGNET DEVICE Oct 26, 2007 Apr 30, 2013 Railway Technical Research Institute
59 P2006-004608 P4767692 DERAILMENT PREVENTION AND BRAKING DEVICE FOR WHEELS Oct 26, 2007 Apr 30, 2013 Railway Technical Research Institute
60 P2006-079946 P4837412 BRIDGE SLEEPER RAIL FASTENING DEVICE commons Dec 19, 2011 Apr 30, 2013 Railway Technical Research Institute
61 P2006-097009 P4837422 AXLE BEAM TYPE DOLLY AND ITS WHEEL SHAFT STEERING METHOD commons Dec 19, 2011 Apr 30, 2013 Railway Technical Research Institute
62 P2007-335428 P4927698 ROCKING REDUCTION METHOD OF COUPLED VEHICLE AND DEVICE USED FOR THE SAME commons Dec 20, 2011 Apr 30, 2013 Railway Technical Research Institute
63 P2007-226114 P4873741 ICE AND SNOW ACCRETION PREVENTING STRUCTURE OF MOVING BODY commons Dec 20, 2011 Apr 30, 2013 Railway Technical Research Institute
64 P2007-139820 P4879822 TROLLEY WIRE FROSTING PREDICTION METHOD AND DEVICE commons Dec 20, 2011 Apr 30, 2013 Railway Technical Research Institute
65 P2007-093065 P4943209 METHOD AND DEVICE FOR REDUCING LOW-FREQUENCY SOUND commons Dec 20, 2011 Apr 30, 2013 Railway Technical Research Institute
66 P2006-098152 P4868911 VIBRATION-ISOLATING DEVICE AND VIBRATION-ISOLATING METHOD FOR RAILROAD VEHICLE commons Dec 20, 2011 Apr 30, 2013 Railway Technical Research Institute
67 P2006-077152 P4761371 DEVICE AND METHOD FOR ELIMINATING FROST-FORMATION commons Dec 20, 2011 Apr 30, 2013 Railway Technical Research Institute
68 P2006-310027 P4818074 METHOD AND INSTRUMENT FOR CONTINUOUSLY MEASURING CONCENTRATION OF IONS CONTAINED IN GROUND WATER commons Dec 21, 2011 Apr 30, 2013 Railway Technical Research Institute
69 P2009-024727 P5290793 RAILWAY VEHICLE BODY commons Dec 14, 2011 Sep 25, 2013 Railway Technical Research Institute
70 P2008-035725 P5295585 MANUFACTURE METHOD OF LOW THERMAL EXPANSION LINEAR BODY commons Dec 20, 2011 Sep 25, 2013 Railway Technical Research Institute
71 P2008-067581 P5416910 METHOD AND DEVICE FOR CALCULATING CURRENT PASSING PARALLEL CONNECTION POINT OF DIFFERENT POWER SOURCE commons Dec 19, 2011 Nov 5, 2014 Railway Technical Research Institute
72 P2000-222030 P4518644 PANTOGRAPH SLIDER PLATE AND ITS ATTACHING METHOD Nov 30, 2007 Aug 25, 2015 Railway Technical Research Institute
73 P2004-046987 P4342341 CONDUCTIVE STRUCTURE Oct 26, 2007 Oct 9, 2015 Railway Technical Research Institute
74 P2000-073281 P3618273 DC ELECTROMOTIVE SYSTEM FOR ELECTRIC RAILROAD Nov 30, 2007 Feb 19, 2016 Railway Technical Research Institute
75 P2005-005453 P4558517 SUPERCONDUCTING COIL Oct 26, 2007 Jun 9, 2016 Railway Technical Research Institute
76 P2005-195645 P4979903 INTERIOR TRIM MATERIAL FOR RAILROAD VEHICLE Oct 26, 2007 Jun 9, 2016 Railway Technical Research Institute
77 P2008-063812 P5216379 LEADING BLOCK commons Dec 19, 2011 Dec 15, 2016 Railway Technical Research Institute
78 P2000-138242 P4229572 VIBRATION CUTOFF STRUCTURE Nov 30, 2007 Jan 11, 2017 Railway Technical Research Institute
79 P2005-141858 P4660269 RAIL FASTENING DEVICE WITH RAIL OVERTURNING PREVENTING MEANS Oct 26, 2007 May 8, 2017 Railway Technical Research Institute
80 P2003-094132 P4263518 ELECTRIC DOUBLE LAYER CAPACITOR Nov 6, 2007 Jun 30, 2017 Railway Technical Research Institute
81 P2000-032747 P3818490 VIBRATION CONTROL BED FOR LADDER TRACK Nov 30, 2007 Jul 12, 2017 Railway Technical Research Institute
82 P2004-223987 P4369822 SLEEPER CONNECTING IMPLEMENT Nov 2, 2007 Oct 4, 2017 Railway Technical Research Institute
83 P2012-018066 P5828556 BRAKE OPERATION DEVICE FOR VEHICLE Apr 17, 2012 Dec 27, 2017 Mie University
84 P2009-096596 P5292161 MOUNTING JIG OF RAIL MEMBER commons Dec 14, 2011 Jan 29, 2018 Railway Technical Research Institute
85 P2009-058079 P4632460 DEVICE AND METHOD FOR TESTING MODEL STRUCTURE commons Dec 14, 2011 Jan 29, 2018 Railway Technical Research Institute
86 P2009-015150 P4871365 GAS PRESSURE WELDING METHOD commons Dec 14, 2011 Jan 29, 2018 Railway Technical Research Institute
87 P2008-139066 P4850870 METHOD AND APPARATUS FOR CONTROLLING ELECTRIC ROLLING STOCK commons Dec 14, 2011 Feb 5, 2018 Railway Technical Research Institute
88 P2008-129096 P5005611 COATING SUBSTANCE ABNORMALITY DETERMINATION DEVICE OF UNDERGROUND STRUCTURE, AND METHOD THEREFOR commons Dec 14, 2011 Feb 5, 2018 Railway Technical Research Institute
89 P2008-115173 P4920629 NON-CONTACT PART COOLING DEVICE commons Dec 14, 2011 Feb 5, 2018 Railway Technical Research Institute
90 P2008-090769 P5122345 INFORMATION INPUT/OUTPUT SYSTEM FOR LARGE LIQUID CRYSTAL DISPLAY DEVICE commons Dec 14, 2011 Feb 5, 2018 Railway Technical Research Institute
91 P2008-090747 P4987780 BOX CULVERT commons Dec 14, 2011 Feb 5, 2018 Railway Technical Research Institute
92 P2008-089288 P5306686 TWIN BULK HEAD MECHANISM commons Dec 15, 2011 Feb 5, 2018 Railway Technical Research Institute
93 P2008-089115 P4979626 CABLE SUPPORTER AND MONITORING SYSTEM commons Dec 15, 2011 Feb 5, 2018 Railway Technical Research Institute
94 P2008-086664 P5288588 CONTACT FORCE CONTROLLER, AND CONTACT FORCE CONTROLLER FOR CURRENT COLLECTOR commons Dec 15, 2011 Feb 5, 2018 Railway Technical Research Institute
95 P2008-085774 P4945493 MOTOR CONTROL METHOD AND MOTOR CONTROLLER commons Dec 19, 2011 Feb 5, 2018 Railway Technical Research Institute
96 P2008-085773 P4903740 MOTOR CONTROL METHOD AND MOTOR CONTROLLER commons Dec 19, 2011 Feb 5, 2018 Railway Technical Research Institute
97 P2008-072042 P5335260 CYLINDRICAL POWER GENERATING EQUIPMENT FLOATED BY HIGH TEMPERATURE SUPERCONDUCTOR, WITH TWO-MAGNETIC POLE AXES ROTATOR commons Dec 19, 2011 Feb 5, 2018 Railway Technical Research Institute
98 P2008-064056 P5198100 METHOD OF MEASURING AMOUNT OF DISPLACEMENT OF SUPERCONDUCTIVE MAGNET IN SUPERCONDUCTING MAGNETIC LEVITATED VEHICLE commons Dec 19, 2011 Feb 5, 2018 Railway Technical Research Institute
99 P2008-064055 P5420181 POWER SUPPLY UNIT FOR SENSOR FOR DETECTING DISORDER IN GROUND COIL OF MAGNETIC LEVITATION SYSTEM OF RAILWAY commons Dec 19, 2011 Feb 5, 2018 Railway Technical Research Institute
100 P2008-063813 P5113566 COMMUNICATION CONTROL METHOD, GUIDE STICK, PORTABLE ELECTRONIC DEVICE AND CONTROL PROGRAM commons Dec 19, 2011 Feb 5, 2018 Railway Technical Research Institute

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