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Forward Citations = 37

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12 inventors (with patents filed for the assignee):

Ryusuke Nakai (1 out of 12 patents)

Minoru Watanabe (1 out of 199 patents)

Tsukuru Katsuyama (1 out of 24 patents)

4. Masaya Nishi (1 out of 13 patents)

5. Toshiyuki Hatta (1 out of 8 patents)

6. Shiro Kurosaki (1 out of 17 patents)

7. Hisaaki Senba (1 out of 10 patents)

8. Michio Shigenobu (1 out of 10 patents)

9. Ichiro Yoshida (1 out of 16 patents)

10. Takao Edahiro (1 out of 15 patents)

11. Hajime Yamazaki (1 out of 1 patent)

12. Toshihiko Takebe (1 out of 1 patent)

4 patents: Sort by Forward Citations

1. 5276698 - Semiconductor laser having an optical waveguide layer including an (1994-01-04),

2. 5045891 - Image fixing device and roller therefor having a low resistance surface (1991-09-03),

3. 5033815 - Optical transmission fiber and process for producing the same (1991-07-23),

4. 4636280 - Method for the pretreatment of a substrate for ion implantation (1987-01-13),

Sumitomo Electric Industries, Ltd. is a global corporation specializing in electric wire, cable, and optical fiber manufacturing. Its subsidiary, Sumitomo Electric Industries, Inc., is engaged in research, development, and sales of various products including automotive parts, electronics, and information communication. The company is committed to sustainability and innovation in creating high-quality products that contribute to society.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 23 2025

4 Patents

#2,785 in Tokyo

#7,412 in Japan

Tokyo, Japan

Sumitomo Electric Ind., Inc.