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For the Inventor, By the Inventor

Tokyo, Japan

Spring Co., Ltd.


USPTO Granted Patents = 2

Forward Citations = 21

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2 inventors (with patents filed for the assignee):

goldMedal Osao Sumita (2 out of 11 patents)

silverMedal Shin Gyo Yim (1 out of 1 patent)


2 patents:

1. 8562860 - Method for activating and stabilizing dissolved hydrogen in water (2013-10-22),
2. 8518225 - Apparatus and method for producing hydrogen-dissolved drinking water (2013-08-27),
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USPTO Data Jan 1 1976 - Dec 23 2025

2 Patents

#4,063 in Tokyo

#10,965 in Japan

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Tokyo, Japan

Spring Co., Ltd.

Forward Citations = 21

2 inventors:

goldMedal Osao Sumita (2 out of 11 patents)

silverMedal Shin Gyo Yim (1 out of 1 patent)

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