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For the Inventor, By the Inventor

Tokyo, Japan

Itakura Soki Co., Ltd.


USPTO Granted Patents = 2

Forward Citations = 8

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1 inventor (with patents filed for the assignee):

goldMedal Tsuyoshi Itakura (2 out of 13 patents)


2 patents:

1. 4180377 - Valve element for an air pump (1979-12-25),
2. 4137016 - Valve mechanism for an air pump (1979-01-30),
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USPTO Data Jan 1 1976 - Dec 16 2025

2 Patents

#4,062 in Tokyo

#10,962 in Japan

...
Tokyo, Japan

Itakura Soki Co., Ltd.

Forward Citations = 8

1 inventor:

goldMedal Tsuyoshi Itakura (2 out of 13 patents)

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