Nagoya, Japan

Nippon Contact Lens Inc.


USPTO Granted Patents = 2

Forward Citations = 22

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7 inventors (with patents filed for the assignee):

goldMedal Naotsugu Nagasawa (1 out of 7 patents)

silverMedal Masao Tamada (1 out of 12 patents)

bronzeMedal Akihiro Hiroki (1 out of 5 patents)

4 Toshihiro Sato (1 out of 1 patent)

5 Yutaka Mizutani (1 out of 4 patents)

6 Tatsuo Harata (1 out of 2 patents)

7 Naokatsu Tanahashi (1 out of 2 patents)


2 patents:

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USPTO Data Jan 1 1976 - Dec 9 2025

2 Patents

#137 in Nagoya

#10,988 in Japan

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Nagoya, Japan
Forward Citations = 22

7 inventors:

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