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Forward Citations = 79

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23 inventors (with patents filed for the assignee):

Hideki Itoh (1 out of 5 patents)

Kazuya Ohmatsu (1 out of 20 patents)

Yuuichi Ashibe (1 out of 12 patents)

4. Tetsuji Jodai (1 out of 51 patents)

5. Masayuki Nagata (1 out of 9 patents)

6. Mikao Nakajima (1 out of 9 patents)

7. Michio Fukuda (1 out of 15 patents)

8. Kazuhisa Yamauchi (1 out of 4 patents)

9. Tetsuya Ishida (1 out of 1 patent)

10. Tomoji Gotoh (1 out of 1 patent)

11. Syuji Yazu (1 out of 1 patent)

12. Shigeo Saito (1 out of 6 patents)

13. Sinkichi Miwa (1 out of 4 patents)

14. Toshitada Onishi (1 out of 4 patents)

15. Hiroshi Tateishi (1 out of 2 patents)

6 patents: Sort by Forward Citations

1. 7989702 - Sealing-end structure for superconducting cable (2011-08-02),

2. 5578984 - Tire air pressure reduction detecting method and apparatus (1996-11-26),

3. 4906609 - Fabrication of superconducting oxide wires by powder-in-tube method (1990-03-06),

4. 4849282 - Prestressing steel material (1989-07-18),

5. 4614135 - Stripping device for stripping coated wire (1986-09-30),

6. 4506109 - Al-stabilized superconducting wire and the method for producing the same (1985-03-19),

Sumitomo Electric Industries, Ltd. is a Japanese company that manufactures a wide range of products, including automotive parts, electrical wires, and power cables. The company is known for its cutting-edge technology and commitment to sustainability. With a global presence, Sumitomo Electric continues to innovate and provide solutions to meet the evolving needs of its customers.

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Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

6 Patents

#563 in Osaka

#5,851 in Japan

Osaka, Japan

Sumitomo Electric, Ltd.