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For the Inventor, By the Inventor

Tokyo, Japan

Graphic Communication Tech., Ltd.


USPTO Granted Patents = 1

Forward Citations = 12

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2 inventors (with patents filed for the assignee):

goldMedal Koichi Oyama (1 out of 9 patents)

silverMedal Xiaohong Sun (1 out of 1 patent)


1 patent:

1. 5099329 - Noise reduction method and device for image signal (1992-03-24),
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USPTO Data Jan 1 1976 - Jan 13 2026

1 Patents

#5,736 in Tokyo

#15,554 in Japan

...
Tokyo, Japan

Graphic Communication Tech., Ltd.

Forward Citations = 12

2 inventors:

goldMedal Koichi Oyama (1 out of 9 patents)

silverMedal Xiaohong Sun (1 out of 1 patent)

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