For the Inventor, By the Inventor

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Aisan Kogyo Corporation

USPTO Granted Patents = 1

Forward Citations = 11

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5 inventors (with patents filed for the assignee):

Yasuhiro Suzuki (1 out of 58 patents)

Kiyotaka Shiga (1 out of 7 patents)

Akio Fukui (1 out of 13 patents)

4. Kazuhiro Shibata (1 out of 2 patents)

5. Tuguo Yoshikawa (1 out of 2 patents)

1 patent: Sort by Forward Citations

1. 4944640 - Vertical feed type burnishing drill (1990-07-31),

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USPTO Data Jan 1 1976 - Dec 30 2025

1 Patents

#2 in Ohbu

#34 in Japan

Aisan Kogyo Corporation

Forward Citations = 11

5 inventors:

Yasuhiro Suzuki (1 out of 58 patents)

Kiyotaka Shiga (1 out of 7 patents)

Akio Fukui (1 out of 13 patents)

4. Kazuhiro Shibata (1 out of 2 patents)

5. Tuguo Yoshikawa (1 out of 2 patents)

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