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For the Inventor, By the Inventor

Tokyo, Japan

Oki Electric


USPTO Granted Patents = 2

Forward Citations = 7

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6 inventors (with patents filed for the assignee):

goldMedal Ichiro Sase (1 out of 24 patents)

silverMedal Osamu Yamada (1 out of 77 patents)

bronzeMedal Hirohisa Shishikura (1 out of 6 patents)

4.  Hodaka Kurosawa (1 out of 1 patent)

5.  Akio Yanagimachi (1 out of 7 patents)

6.  Shigeharu Ueguri (1 out of 1 patent)


2 patents:

1. 6005941 - Method and apparatus for providing optional service functions in a (1999-12-21),
2. 4672612 - Error correction system in a teletext system (1987-06-09),
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USPTO Data Jan 1 1976 - Sep 22 2026

2 Patents

#4,354 in Tokyo

#11,115 in Japan

Tokyo, JP
Tokyo, Japan

Oki Electric

Forward Citations = 7

6 inventors:

goldMedal Ichiro Sase (1 out of 24 patents)

silverMedal Osamu Yamada (1 out of 77 patents)

bronzeMedal Hirohisa Shishikura (1 out of 6 patents)

4.  Hodaka Kurosawa (1 out of 1 patent)

5.  Akio Yanagimachi (1 out of 7 patents)

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