Tokyo, Japan

Optc Co., Ltd.


USPTO Granted Patents = 1

Forward Citations = 12

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4 inventors (with patents filed for the assignee):

goldMedal Yoshio Taniguchi (1 out of 16 patents)

silverMedal Toshiki Koyama (1 out of 4 patents)

bronzeMedal Michifumi Nagawa (1 out of 1 patent)

4 Chihaya Adachi (1 out of 25 patents)


1 patent:

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USPTO Data Jan 1 1976 - Dec 9 2025

1 Patents

#5,752 in Tokyo

#15,591 in Japan

...
Tokyo, Japan
Forward Citations = 12

4 inventors:

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