EPO Patents = 8

Forward Citations = 7

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16 inventors (with patents filed for the assignee):

Kenichi Okamoto (4 out of 13 patents)

Koji Fujisawa (3 out of 6 patents)

Shinei Takamura (3 out of 9 patents)

4. Masumi Suzuki (3 out of 5 patents)

5. Hitoshi Wakahara (3 out of 3 patents)

6. Tetsuya Nakajima (2 out of 5 patents)

7. Kenichi Yamashita (2 out of 2 patents)

8. Takashi Tokuyama (2 out of 2 patents)

9. Yuichi Sano (2 out of 5 patents)

10. Hiroshi Sasabe (2 out of 2 patents)

11. Kazuhiko Saito (2 out of 2 patents)

12. Junichi Kodama (1 out of 11 patents)

13. Koji Kato (1 out of 4 patents)

14. Yasuo Sakai (1 out of 10 patents)

15. Masaki Saito (1 out of 1 patent)

7 patents: Sort by Forward Citations

1. 11780266 - Tire with specified belt layers of 1X4 steel cords (2023-10-10),

2. 10914015 - Steel cord and method for producing the same (2021-02-09),

3. 10632791 - Tire (2020-04-28),

4. 8080120 - Method and apparatus of manufacturing annular concentric stranded bead cord (2011-12-20),

5. 7775028 - Annular metal cord and endless metal belt (2010-08-17),

6. 7735307 - Annular concentric-lay bead cord (2010-06-15),

7. 7596937 - Rubber product-reinforcing metallic cord and method for manufacturing such a cord (2009-10-06),

Sumitomo Electric Tochigi Co., Ltd. is a subsidiary of Sumitomo Electric Industries, Ltd. dedicated to manufacturing and supplying automotive wiring harnesses and components. With a focus on quality and innovation, the company serves leading automotive manufacturers worldwide.

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

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USPTO Data Jan 1 1976 - Dec 30 2025

7 Patents

#4 in Utsunomiya

#5,302 in Japan

Utsunomiya, Japan

Sumitomo Electric Tochigi Co., Ltd.