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Katokichi Co., Ltd.

USPTO Granted Patents = 1

Forward Citations = 11

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4 inventors (with patents filed for the assignee):

Takashi Tsugita (1 out of 1 patent)

Shinya Takeuchi (1 out of 1 patent)

Koichi Doi (1 out of 2 patents)

4. Fumito Kishimoto (1 out of 1 patent)

1 patent: Sort by Forward Citations

1. 4983304 - Membrane for separation of water-alcohol mixed liquid and process for (1991-01-08),

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USPTO Data Jan 1 1976 - Jan 6 2026

1 Patents

#30 in Kagawa

#15,549 in Japan

Katokichi Co., Ltd.

Forward Citations = 11

4 inventors:

Takashi Tsugita (1 out of 1 patent)

Shinya Takeuchi (1 out of 1 patent)

Koichi Doi (1 out of 2 patents)

4. Fumito Kishimoto (1 out of 1 patent)

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