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Nippon Denkai, Ltd.

USPTO Granted Patents = 12

EPO Patents = 1

Trademarks = 3

Forward Citations = 74

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22 inventors (with patents filed for the assignee):

Yasuhiro Endo (6 out of 6 patents)

Masami Noguchi (3 out of 3 patents)

Kazuyoshi Aso (3 out of 3 patents)

4. Takeshi Yamagishi (2 out of 3 patents)

5. Katsumi Kobayashi (2 out of 2 patents)

6. Toshio Kawasaki (2 out of 2 patents)

7. Yuushi Sato (1 out of 1 patent)

8. Shigetada Motohashi (1 out of 1 patent)

9. Masashi Amakata (1 out of 1 patent)

10. Nobuchika Yagihashi (1 out of 1 patent)

11. Hiroki Hara (1 out of 1 patent)

12. Kojiro Noda (1 out of 1 patent)

13. Ayumi Endo (1 out of 1 patent)

14. Tatsunori Matsumoto (1 out of 1 patent)

15. Masahiro Mikamo (1 out of 2 patents)

12 patents: Sort by Forward Citations

1. 12415340 - Surface-treated copper foil (2025-09-16),

2. 12091766 - Electrolytic copper foil and method for producing same (2024-09-17),

3. 11952675 - Surface-treated copper foil and method for manufacturing same (2024-04-09),

4. 7816015 - Composite copper foil and method for production thereof (2010-10-19),

5. 6663758 - Method and apparatus for producing electrolytic copper foil (2003-12-16),

6. 6497806 - Method of producing a roughening-treated copper foil (2002-12-24),

7. 6495022 - Method of producing copper foil for fine wiring (2002-12-17),

8. 6461745 - Copper foil for tape carrier and tab carrier tape and tab tape carrier using the copper foil (2002-10-08),

9. 6117566 - Lead frame material (2000-09-12),

10. 5712047 - Copper foil for printed wiring board (1998-01-27),

11. 5569545 - Copper clad laminate, multilayer printed circuit board and their (1996-10-29),

12. 5534128 - Non-cyanide copper-zinc electroplating bath, method of surface treatment (1996-07-09),

Nippon Denkai, Ltd. is a leading manufacturer of electronic components and devices based in Japan. With a strong focus on innovation and quality, they supply a wide range of products to industries such as automotive, telecommunications, and consumer electronics. With a commitment to customer satisfaction and technological advancement, Nippon Denkai, Ltd. continues to be a trusted partner for businesses worldwide.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

12 Patents

#24 in Ibaraki

#3,843 in Japan

#46,728 in the World

Nippon Denkai, Ltd.

Forward Citations = 74

22 inventors:

Yasuhiro Endo (6 out of 6 patents)

Masami Noguchi (3 out of 3 patents)

Kazuyoshi Aso (3 out of 3 patents)

4. Takeshi Yamagishi (2 out of 3 patents)

5. Katsumi Kobayashi (2 out of 2 patents)

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