Tokyo, Japan

Sumitomo Light Metal Ind., Ltd.


USPTO Granted Patents = 1

Forward Citations = 11

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3 inventors (with patents filed for the assignee):

goldMedal Koji Nagata (1 out of 14 patents)

silverMedal Mamoru Nishikawa (1 out of 5 patents)

bronzeMedal Shiro Sato (1 out of 6 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

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Tokyo, Japan
Forward Citations = 11

3 inventors:

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