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For the Inventor, By the Inventor

Tokyo, Japan

Fumoto Giken Industry Co., Ltd.


USPTO Granted Patents = 1

Forward Citations = 23

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1 inventor (with patents filed for the assignee):

goldMedal Naoyuki Yamamoto (1 out of 4 patents)


1 patent:

1. 5275200 - Oil draining control valve (1994-01-04),
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USPTO Data Jan 1 1976 - Dec 16 2025

1 Patents

#5,735 in Tokyo

#15,539 in Japan

...
Tokyo, Japan

Fumoto Giken Industry Co., Ltd.

Forward Citations = 23

1 inventor:

goldMedal Naoyuki Yamamoto (1 out of 4 patents)

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