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For the Inventor, By the Inventor

Tokyo, Japan

Utsunomiya Kogyo Co., Ltd.


USPTO Granted Patents = 2


Forward Citations = 1

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3 inventors (with patents filed for the assignee):

goldMedal Hideo Utsunomiya (2 out of 2 patents)

silverMedal Kouji Tanaka (1 out of 21 patents)

bronzeMedal Takao Abe (1 out of 1 patent)


2 patents:

1. 12186761 - Spout nozzle for scum removal device and water conduit with that spout nozzle for scum removal device (2025-01-07),
2. 8397921 - Scum removing apparatus (2013-03-19),
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USPTO Data Jan 1 1976 - Dec 16 2025

2 Patents

#4,062 in Tokyo

#10,962 in Japan

...
Tokyo, Japan

Utsunomiya Kogyo Co., Ltd.

Forward Citations = 1

3 inventors:

goldMedal Hideo Utsunomiya (2 out of 2 patents)

silverMedal Kouji Tanaka (1 out of 21 patents)

bronzeMedal Takao Abe (1 out of 1 patent)

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