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For the Inventor, By the Inventor

Tokyo, Japan

Opt Gate Co., Ltd.


USPTO Granted Patents = 2


Trademarks = 1

Forward Citations = 0

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4 inventors (with patents filed for the assignee):

goldMedal Masayuki Tanaka (2 out of 168 patents)

silverMedal Moritsugu Sakamoto (1 out of 2 patents)

bronzeMedal Kohei Noda (1 out of 1 patent)

4.  Hiroshi Ono (1 out of 1 patent)


2 patents:

1. 12480866 - Optical measurement apparatus (2025-11-25),
2. 11016036 - Reflected light measurement device (2021-05-25),
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USPTO Data Jan 1 1976 - Dec 23 2025

2 Patents

#4,063 in Tokyo

#10,965 in Japan

...
Tokyo, Japan

Opt Gate Co., Ltd.

Forward Citations = 0

4 inventors:

goldMedal Masayuki Tanaka (2 out of 168 patents)

silverMedal Moritsugu Sakamoto (1 out of 2 patents)

bronzeMedal Kohei Noda (1 out of 1 patent)

4.  Hiroshi Ono (1 out of 1 patent)

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