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For the Inventor, By the Inventor

Yamaguchi, Japan

Tokoyama Corporation


USPTO Granted Patents = 1

Forward Citations = 10

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2 inventors (with patents filed for the assignee):

goldMedal Satoshi Nago (1 out of 1 patent)

silverMedal Fumio Hanada (1 out of 4 patents)


1 patent:

1. 6596137 - Bipolar membrane (2003-07-22),
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USPTO Data Jan 1 1976 - Jan 13 2026

1 Patents

#30 in Yamaguchi

#15,554 in Japan

...
Yamaguchi, Japan

Tokoyama Corporation

Forward Citations = 10

2 inventors:

goldMedal Satoshi Nago (1 out of 1 patent)

silverMedal Fumio Hanada (1 out of 4 patents)

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