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For the Inventor, By the Inventor

Kanagawa, Japan

Koito Industries, Ltd.


USPTO Granted Patents = 14


Forward Citations = 413

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28 inventors (with patents filed for the assignee):

goldMedal Shigeru Kiguchi (3 out of 3 patents)

silverMedal Shunji Kuranami (2 out of 2 patents)

bronzeMedal Kohei Suzuki (1 out of 11 patents)

4.  Yasuo Hayashi (1 out of 15 patents)

5.  Bungo Asami (1 out of 1 patent)

6.  Akitaka Samejima (1 out of 1 patent)

7.  Takayuki Araki (1 out of 1 patent)

8.  Toshihiko Seki (1 out of 1 patent)

9.  Leslie James Simpson (1 out of 2 patents)

10.  Mitsuo Kitamoto (1 out of 1 patent)

11.  Masaki Tauchi (1 out of 1 patent)

12.  Hajime Sawai (1 out of 1 patent)

13.  Jinro Takato (1 out of 1 patent)

14.  Takashi Yoshiura (1 out of 1 patent)

15.  Shinichi Takahara (1 out of 1 patent)


14 patents:

1. 8020936 - Aircraft seat (2011-09-20),
2. 6559760 - Platform monitoring system (2003-05-06),
3. 6481872 - Astral lamp (2002-11-19),
4. 6227489 - Aircraft seat apparatus (2001-05-08),
5. 6127943 - Audible traffic signal for visually impaired persons using multiple (2000-10-03),
6. 5901383 - Support structure for a toilet cover unit (1999-05-11),
7. 5779312 - Back-rest angle adjusting apparatus (1998-07-14),
8. 5584534 - Seat for disabled person (1996-12-17),
9. 5507555 - Shock energy absorbing mechanism in tilt lock device (1996-04-16),
10. 5364164 - Headrest for seats (1994-11-15),
11. 5338090 - Leg structure of seat for absorbing impact energy (1994-08-16),
12. 5316369 - Seat arm rest capable of housing television receiver therein (1994-05-31),
13. 5195709 - Television receiver supporting structure of arm rest (1993-03-23),
14. 5152578 - Leg structure of seat for absorbing impact energy (1992-10-06),
Company Overview
Koito Industries, Ltd. is a leading manufacturer specializing in automotive lighting and related components. The company focuses on the development of advanced lighting technologies, including LED and adaptive lighting systems, aimed at enhancing vehicle safety and visibility. With a strong emphasis on innovation, Koito also engages in research and development in the fields of electronics and optical technologies, contributing to the evolution of smart automotive solutions. Headquartered in Kanagawa, Japan, Koito serves a global market, partnering with major automotive manufacturers.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

14 Patents

#122 in Kanagawa

#3,580 in Japan

#42,249 in the World

Kanagawa, JP
Kanagawa, Japan

Koito Industries, Ltd.

Forward Citations = 413

28 inventors:

goldMedal Shigeru Kiguchi (3 out of 3 patents)

silverMedal Shunji Kuranami (2 out of 2 patents)

bronzeMedal Kohei Suzuki (1 out of 11 patents)

4.  Yasuo Hayashi (1 out of 15 patents)

5.  Bungo Asami (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Koito Industries, Ltd.. Retrieved from https://idiyas.com/company/koito-industries

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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