Tokyo, Japan

Photocrystal Inc.


USPTO Granted Patents = 2

Forward Citations = 3

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4 inventors (with patents filed for the assignee):

goldMedal Kazushi Shirai (2 out of 17 patents)

silverMedal Norio Takeda (1 out of 33 patents)

bronzeMedal Tetsuya Iishi (1 out of 1 patent)

4 Yohei Hanaki (1 out of 1 patent)


2 patents:

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USPTO Data Jan 1 1976 - Dec 9 2025

2 Patents

#4,070 in Tokyo

#10,988 in Japan

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Tokyo, Japan
Forward Citations = 3

4 inventors:

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