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For the Inventor, By the Inventor

Tokyo, Japan

Hiroyasu Funakubo


USPTO Granted Patents = 1

Forward Citations = 3

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2 inventors (with patents filed for the assignee):

goldMedal Takao Yamaguchi (1 out of 111 patents)

silverMedal Yutaka Ohara (1 out of 1 patent)


1 patent:

1. 4263656 - Visual sighting system (1981-04-21),
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USPTO Data Jan 1 1976 - Jan 6 2026

1 Patents

#5,734 in Tokyo

#15,549 in Japan

...
Tokyo, Japan

Hiroyasu Funakubo

Forward Citations = 3

2 inventors:

goldMedal Takao Yamaguchi (1 out of 111 patents)

silverMedal Yutaka Ohara (1 out of 1 patent)

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