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Tokai Chemical Industries, Ltd.

USPTO Granted Patents = 31

EPO Patents = 4

Forward Citations = 192

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46 inventors (with patents filed for the assignee):

Takemasa Okumura (10 out of 10 patents)

Keiji Makino (8 out of 8 patents)

Hideki Oshima (7 out of 11 patents)

4. Takahiko Endo (7 out of 7 patents)

5. Jun Jin (7 out of 7 patents)

6. Satoshi Yamamoto (7 out of 103 patents)

7. Kaho Hayashi (6 out of 9 patents)

8. Seiji Kobayashi (4 out of 4 patents)

9. Makoto Higashikozono (3 out of 97 patents)

10. Hiroyuki Nasu (3 out of 3 patents)

11. Hiroyuki Kondo (3 out of 7 patents)

12. Mari Azumi (3 out of 3 patents)

13. Shoji Sanae (3 out of 4 patents)

14. Koki Uemura (2 out of 2 patents)

15. Kimio Ishii (2 out of 2 patents)

31 patents: Sort by Forward Citations

1. 12455634 - Interior member (2025-10-28),

2. 12384307 - Sound-absorbing cover (2025-08-12),

3. 12252076 - Vehicular interior component (2025-03-18),

4. 12163653 - Decorative sheet and interior member (2024-12-10),

5. D1018173 - Headrest (2024-03-19),

6. 11884194 - Armrest and seat with armrest (2024-01-30),

7. 11878614 - Vehicle seat (2024-01-23),

8. 11760244 - Armrest (2023-09-19),

9. 11717090 - Armrest and seat with armrest (2023-08-08),

10. 11325514 - Armrest (2022-05-10),

11. 11299078 - Armrest (2022-04-12),

12. 11266248 - Armrest (2022-03-08),

13. 11186211 - Armrest (2021-11-30),

14. 10327555 - Stay for headrest (2019-06-25),

15. 10160069 - Method for manufacturing headrest stay (2018-12-25),

Tokai Chemical Industries, Ltd. is a global chemical company specializing in the development and production of high-quality functional materials. With over 70 years of experience, Tokai Chemical Industries is committed to providing innovative solutions for various industries including electronics, automotive, healthcare, and more. Supported by advanced research capabilities and a strong commitment to sustainability, the company strives to contribute to a better society through its cutting-edge products and technologies.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

31 Patents

#2 in Gifu, 501-32

#2,217 in Japan

#20,604 in the World

Tokai Chemical Industries, Ltd.

Forward Citations = 192

46 inventors:

Takemasa Okumura (10 out of 10 patents)

Keiji Makino (8 out of 8 patents)

Hideki Oshima (7 out of 11 patents)

4. Takahiko Endo (7 out of 7 patents)

5. Jun Jin (7 out of 7 patents)

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