For the Inventor, By the Inventor

Enter assignee name

Nippon Power Graphite Co., Ltd.

USPTO Granted Patents = 1

EPO Patents = 2

Forward Citations = 0

Loading Chart...

Loading Chart...

6 inventors (with patents filed for the assignee):

Tatsuo Umeno (1 out of 9 patents)

Shinya Okabe (1 out of 2 patents)

Tadanori Tsunawaki (1 out of 7 patents)

4. Shirou Oie (1 out of 1 patent)

5. Jyugo Sumitomo (1 out of 1 patent)

6. Shigeyosi Nakano (1 out of 1 patent)

7. Takashi Iwao (0 patent)

1 patent: Sort by Forward Citations

1. 10044024 - Apparatus for manufacturing negative-electrode carbon material, and method for manufacturing negative-electrode carbon material using same (2018-08-07),

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

1 Patents

#5,740 in Tokyo

#15,554 in Japan

Nippon Power Graphite Co., Ltd.

Forward Citations = 0

6 inventors:

Tatsuo Umeno (1 out of 9 patents)

Shinya Okabe (1 out of 2 patents)

Tadanori Tsunawaki (1 out of 7 patents)

4. Shirou Oie (1 out of 1 patent)

5. Jyugo Sumitomo (1 out of 1 patent)

Please report any incorrect information to support@idiyas.com

Loading…