For the Inventor, By the Inventor

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Hajime Ishimaru

USPTO Granted Patents = 2

Forward Citations = 20

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7 inventors (with patents filed for the assignee):

Hajime Ishimaru (2 out of 10 patents)

Yutaka Mikasa (1 out of 5 patents)

Kazuo Miyamoto (1 out of 1 patent)

4. Kyozi Ono (1 out of 1 patent)

5. Hiroshi Takemura (1 out of 3 patents)

6. Katsuya Narushima (1 out of 1 patent)

7. Takashi Momose (1 out of 1 patent)

2 patents: Sort by Forward Citations

1. 4969556 - Vacuum container (1990-11-13),

2. 4594054 - Ion pump (1986-06-10),

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USPTO Data Jan 1 1976 - Jan 13 2026

2 Patents

#1 in Ibaragi

#10,976 in Japan

Hajime Ishimaru

Forward Citations = 20

7 inventors:

Hajime Ishimaru (2 out of 10 patents)

Yutaka Mikasa (1 out of 5 patents)

Kazuo Miyamoto (1 out of 1 patent)

4. Kyozi Ono (1 out of 1 patent)

5. Hiroshi Takemura (1 out of 3 patents)

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