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Koriyama Kasei Co., Ltd.

USPTO Granted Patents = 1

Forward Citations = 5

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4 inventors (with patents filed for the assignee):

Yuji Watanabe (1 out of 72 patents)

Yasuyuki Suzuki (1 out of 105 patents)

Toshinao Fujita (1 out of 1 patent)

4. Naruo Den (1 out of 1 patent)

1 patent: Sort by Forward Citations

1. 5200540 - Refining process of organic tin (IV) polyhalides (1993-04-06),

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USPTO Data Jan 1 1976 - Dec 30 2025

1 Patents

#5,730 in Tokyo

#15,542 in Japan

Koriyama Kasei Co., Ltd.

Forward Citations = 5

4 inventors:

Yuji Watanabe (1 out of 72 patents)

Yasuyuki Suzuki (1 out of 105 patents)

Toshinao Fujita (1 out of 1 patent)

4. Naruo Den (1 out of 1 patent)

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