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Sumitomo Electric Industries, Co.

USPTO Granted Patents = 8

EPO Patents = 2

Forward Citations = 75

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31 inventors (with patents filed for the assignee):

Takashi Fujii (1 out of 52 patents)

Shigeo Hayashi (1 out of 83 patents)

Tomohiro Kawase (1 out of 29 patents)

4. Shigeru Tanaka (1 out of 92 patents)

5. Hideki Goto (1 out of 29 patents)

6. Takatoshi Kato (1 out of 70 patents)

7. Eisuke Sasaoka (1 out of 109 patents)

8. Manabu Kagami (1 out of 12 patents)

9. Seigo Takai (1 out of 2 patents)

10. Hideo Kaiya (1 out of 25 patents)

11. Keizo Harada (1 out of 47 patents)

12. Nobuyasu Morishita (1 out of 44 patents)

13. Akio Nakamura (1 out of 3 patents)

14. Toshifumi Hosoya (1 out of 33 patents)

15. Hiroki Takeshima (1 out of 23 patents)

8 patents: Sort by Forward Citations

1. 8248971 - Vehicle network system (2012-08-21),

2. 6681072 - Optical fiber, method of making optical fiber preform, and method of making optical fiber (2004-01-20),

3. 6597846 - Optical fiber (2003-07-22),

4. 5851599 - Battery electrode substrate and process for producing the same (1998-12-22),

5. 5656077 - Crucible for preparing compound semiconductor crystal (1997-08-12),

6. 5451122 - Chip collector and face milling cutter (1995-09-19),

7. 5169215 - Brake system (1992-12-08),

8. 4866007 - Method for preparing single-crystal ZnSe (1989-09-12),

Sumitomo Electric Industries, Co. is a leading global provider of a wide range of products including optical fibers, automotive components, and electronic materials. The company is known for its innovative technology solutions and commitment to sustainability and quality. With a strong presence in various industries, Sumitomo Electric continues to drive advancements in the global market.

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

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

8 Patents

#470 in Osaka

#4,920 in Japan

Sumitomo Electric Industries, Co.

Forward Citations = 75

31 inventors:

Takashi Fujii (1 out of 52 patents)

Shigeo Hayashi (1 out of 83 patents)

Tomohiro Kawase (1 out of 29 patents)

4. Shigeru Tanaka (1 out of 92 patents)

5. Hideki Goto (1 out of 29 patents)

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