East Japan Railway Company

Japan


 
Total IP 62
Total IP incl. subs 75 (+ 14 for subs)
Total IP Rank # 21,901
IP Activity Score 1.8/5.0    10
IP Activity Rank # 89,756
Stock Symbol
ISIN JP3783600004
Market Cap. 2710909105200.0  (JPY)
Industry Railroads
Sector Industrials
Dominant Nice Class Transport, packaging, storage an...

Patents

Trademarks

5 6
0 1
44 6
0
 
Last Patent 2024 - Power control system for railway...
First Patent 1992 - Automatic apparatus for measurin...
Last Trademark 2024 - PREDAS
First Trademark 2005 - JR

Subsidiaries

1 subsidiaries with IP (4 patents, 10 trademarks)

1 subsidiaries without IP

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Industry (Nice Classification)

Latest Inventions, Goods, Services

2024 G/S Telecommunications. Measuring or testing machines and instruments; power distribution or control ...
G/S Measuring or testing machines and instruments; power distribution or control machines and appara...
2023 Invention Power control system for railway vehicle, power control method for railway vehicle, control devic...
2021 Invention Maintenance device, maintenance system, and maintenance method. A maintenance device (10) transmi...
2020 G/S Issuance of credit cards; providing information relating to the amount of the credit card usage ...
G/S Issuance of credit cards; providing information relating to the amount of the credit card usage a...
Invention Ventilator for railroad vehicle. Provided is a ventilator for a railroad vehicle provided with a ...
2019 Invention Authentication device, authentication method, and program. An authentication device according to ...
Invention Brake disk attachment structure and brake disk-attached railway wheel. This brake disk attachment...
2018 Invention Brake disc for railway vehicle. This brake disc 10 is equipped with a disc plate part 10a on the ...
G/S Railway transport; transportation information; advisory services relating to transport; transpor...
G/S Railway transport; transportation information; advisory services relating to transport; transport...
G/S Business advisory services, consultancy and information; assistance, advisory services and consul...
G/S Business advisory services, consultancy and information; assistance, advisory services and consu...
2017 Invention Facility patrol system and facility patrol method. This disclosure provides a technology for prev...
Invention Navigation of mobile robots based on passenger following. Methods and systems for navigating a mo...
Invention Voltage detector and voltage detection method. The present invention is capable of detecting the ...
Invention Air control system abnormality determination device, air control system, air control system abnor...
Invention Mobile robot that emulates pedestrian walking behavior. Methods and systems for navigating a mobi...
G/S Computer programs [downloadable]; downloadable mobile applications for booking of railway seats ...
G/S Downloadable computer programs for booking of railway seats for travelers; downloadable mobile ap...
Invention Inspection method and inspection system of current collection device. Provided are an inspection ...
2016 Invention Railroad vehicle brake disc. A railroad vehicle brake disc wherein the amount of air that flows a...
Invention Railroad vehicle brake disc. A railroad vehicle brake disc wherein noise that arises from the bra...
Invention Device and method for inspecting object above vehicle. [Problem] To measure a measurement object ...
Invention Energy-harvesting wireless device and system. Provided is a technology for controlling activation...
Invention Bridge abnormality sensing device. Disclosed herein is a bridge abnormality sensing device inclu...
Invention Bridge abnormality sensing device. In a bridge abnormality sensing device, an upper structure 110...
Invention Disc brake device. In the present invention, a rotation member (38): is interposed between a spin...
Invention Cable trough for corners. A cable trough for corners 100 in which male trough bodies 13 having a ...
2015 Invention Interlocking device. An interlocking device performs route control for trains based on: first ope...
Invention Interlocking device. The present invention addresses the problem of achieving smooth train operat...
Invention Ticket checking system and communication device using quasi-electrostatic field. Provided is a ti...
Invention Structure for strain detection. The present invention relates to a structure for strain detection...
2014 Invention Railway maintenance support method and railway maintenance support device. Provided is a railroad...
Invention Railroad maintenance support method and railroad maintenance support device. Provided is a railro...
Invention Foreign matter removal system for track branch parts and foreign matter removal device for track ...
2013 Invention Display cover. A display cover mounted on a display having a main body and a display section arra...
2012 Invention Execution schedule administration device, execution schedule administration method, and operation...
Invention Foreign material removing device of track turnout portion. There is provided a foreign material r...
Invention Foreign matter removal device for track branching section. Provided is a foreign matter removal d...
Invention Foreign body removal device for branching track section and nozzle used therefor. Provided are a ...
Invention Acoustic insulation device for mobile vehicle. Provided is an acoustic insulation device for a mo...
Invention Acoustic insulation device for mobile vehicle. Provided is a acoustic insulation device for a mob...
Invention Operation rescheduling support system. This operation rescheduling support system solves the prob...
Invention Pantograph device. This pantograph device is equipped with: insulators (11) that are attached to ...
Invention Railroad vehicle. A railroad vehicle (1) comprises: a frame (4); a pair of side frame parts (5); ...
2011 Invention Impact mitigating structure of contact strip piece. A slider is slightly moved in a direction in ...
Invention Assembly jig of contact plate assembly. 1). When a plurality of movable guide parts are arranged ...
Invention Assembly jig of contact plate assembly. In the present invention, when a plurality of contact pla...
Invention Impact mitigating structure of contact strip piece. In the present invention, a slider (S1) is mo...
Invention Device for coupling high-speed railroad cars and method for removing device. The present inventio...
Invention Environmental information measurement device, environmental information measurement system, and e...
2010 Invention Cement admixture, process for producing same, and cement composition, mortar, and concrete each c...
2009 Invention Power generation member, power generation device using same and power generation system.. To pro...
2007 G/S Passenger train transport; [freight train transport;] arranging of travel; agencies for travel co...
2005 G/S Passenger train transport; freight train transport; arranging of travel; agencies for travel con...
G/S Arranging of tours; agencies or brokerage for travel contracts (except for lodging contracts); on...