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Kokusan Kenki Co., Ltd.

USPTO Granted Patents = 2

Forward Citations = 38

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5 inventors (with patents filed for the assignee):

Yoshihiko Ikeda (1 out of 15 patents)

Yutaka Inaba (1 out of 16 patents)

Hiroo Sato (1 out of 4 patents)

4. Mitsuo Katsumata (1 out of 10 patents)

5. Tetsuya Kondo (1 out of 12 patents)

2 patents: Sort by Forward Citations

1. 6111390 - Magneto-equipped power device (2000-08-29),

2. 4223657 - Safety device for controlling an ignition circuit (1980-09-23),

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USPTO Data Jan 1 1976 - Dec 30 2025

2 Patents

#4 in Numazu

#10,964 in Japan

Kokusan Kenki Co., Ltd.

Forward Citations = 38

5 inventors:

Yoshihiko Ikeda (1 out of 15 patents)

Yutaka Inaba (1 out of 16 patents)

Hiroo Sato (1 out of 4 patents)

4. Mitsuo Katsumata (1 out of 10 patents)

5. Tetsuya Kondo (1 out of 12 patents)

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