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For the Inventor, By the Inventor

Tokyo, Japan

Topy Koygo Kabushiki Kaisha


USPTO Granted Patents = 1

Forward Citations = 15

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2 inventors (with patents filed for the assignee):

goldMedal Kentaro Oba (1 out of 6 patents)

silverMedal Saburo Maruyama (1 out of 6 patents)


1 patent:

1. 6260929 - Wheel balance weight and a method of manufacturing the same (2001-07-17),
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USPTO Data Jan 1 1976 - Dec 23 2025

1 Patents

#5,735 in Tokyo

#15,539 in Japan

...
Tokyo, Japan

Topy Koygo Kabushiki Kaisha

Forward Citations = 15

2 inventors:

goldMedal Kentaro Oba (1 out of 6 patents)

silverMedal Saburo Maruyama (1 out of 6 patents)

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