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For the Inventor, By the Inventor

Nagano, Japan

Okaya Kogyo Kabushiki Kaisha


USPTO Granted Patents = 1

Forward Citations = 10

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2 inventors (with patents filed for the assignee):

goldMedal Hiroyuki Akazawa (1 out of 10 patents)

silverMedal Kazue Yoshiie (1 out of 1 patent)


1 patent:

1. 4492484 - Improved ribbon mask and guide for wire dot printers (1985-01-08),
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USPTO Data Jan 1 1976 - Dec 16 2025

1 Patents

#156 in Nagano

#15,539 in Japan

...
Nagano, Japan

Okaya Kogyo Kabushiki Kaisha

Forward Citations = 10

2 inventors:

goldMedal Hiroyuki Akazawa (1 out of 10 patents)

silverMedal Kazue Yoshiie (1 out of 1 patent)

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