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For the Inventor, By the Inventor

Nagoya, Japan

Central Japan Railway Company


USPTO Granted Patents = 118



Trademarks = 6

Forward Citations = 309

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293 inventors (with patents filed for the assignee):

goldMedal Hiroki Tanaka (17 out of 18 patents)

silverMedal Yuya Futamura (15 out of 16 patents)

bronzeMedal Yukio Takahashi (15 out of 16 patents)

4.  Tomoyuki Fukunaga (10 out of 11 patents)

5.  Koichi Hayashi (9 out of 20 patents)

6.  Akira Fujishima (9 out of 42 patents)

7.  Akira Nishikawa (9 out of 12 patents)

8.  Kuniharu Matsuda (9 out of 10 patents)

9.  Kenji Sato (9 out of 13 patents)

10.  Naoya Ozawa (9 out of 9 patents)

11.  Naoyuki Maruyama (9 out of 9 patents)

12.  Yoshikazu Sumi (9 out of 9 patents)

13.  Masayuki Hattori (9 out of 9 patents)

14.  Masahiro Sugesawa (9 out of 9 patents)

15.  Hiroyuki Ishikura (9 out of 9 patents)


Core Competencies:
Temperature Abnormality Detection
Floating Caliper Brake
Power Conversion Controller
Wireless Communication Apparatus
Monitoring System
Cage Induction Motor
Brake Control System
Electric Power Conversion
Rail Vehicle
Earthquake Prediction Device
Electric Vehicle Control
Lighting Fixture

118 patents:

1. 11519825 - Temperature abnormality detection system and temperature abnormality detection method (2022-12-06),
2. 11505221 - Floating caliper brake device for railroad vehicle (2022-11-22),
3. 11400817 - Power conversion controller (2022-08-02),
4. 11381192 - Power conversion controller (2022-07-05),
5. 11336387 - Wireless communication apparatus, data reception method, and program (2022-05-17),
6. 11173932 - Monitoring system for railway vehicle (2021-11-16),
7. 11097619 - Current collector monitoring system (2021-08-24),
8. 11011964 - Cage induction motor (2021-05-18),
9. 10906516 - Brake control system (2021-02-02),
10. 10906403 - Collected current monitoring device (2021-02-02),
11. 10829132 - Vehicle body inclination controller and failure determination device for vehicle body inclination controller (2020-11-10),
12. 10828988 - Collected current monitoring device (2020-11-10),
13. 10670094 - Brake lining for a railway vehicle and disc brake equipped with the same (2020-06-02),
14. 10668906 - Brake control device (2020-06-02),
15. 10666130 - Electric power conversion system (2020-05-26),
Central Japan Railway Company, also known as JR Central, is a Japanese railway company based in Nagoya, Japan. It operates the Tokaido Shinkansen, which is the busiest high-speed rail line in the world, connecting Tokyo and Osaka. JR Central offers other railway services including conventional line transportation, freight transportation, and travel agency services. Through its dedication to safety, punctuality, and customer satisfaction, JR Central aims to contribute to the growth and development of local communities and the overall advancement of Japan's transportation system.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 30 2025

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118 Patents

#12 in Nagoya

#994 in Japan

#6,549 in the World

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Nagoya, Japan

Central Japan Railway Company

Forward Citations = 309

293 inventors:

goldMedal Hiroki Tanaka (17 out of 18 patents)

silverMedal Yuya Futamura (15 out of 16 patents)

bronzeMedal Yukio Takahashi (15 out of 16 patents)

4.  Tomoyuki Fukunaga (10 out of 11 patents)

5.  Koichi Hayashi (9 out of 20 patents)

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