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For the Inventor, By the Inventor

Tokyo, Japan

Sega Tech Ltd.


USPTO Granted Patents = 3

Forward Citations = 25

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2 inventors (with patents filed for the assignee):

goldMedal Tatuo Kusumi (3 out of 3 patents)

silverMedal Iwakichi Ogawa (3 out of 5 patents)


3 patents:

1. 6575809 - Running toy system (2003-06-10),
2. 6343972 - Running toy system (2002-02-05),
3. 6179686 - Running toy system (2001-01-30),
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USPTO Data Jan 1 1976 - Dec 16 2025

3 Patents

#3,267 in Tokyo

#8,766 in Japan

...
Tokyo, Japan

Sega Tech Ltd.

Forward Citations = 25

2 inventors:

goldMedal Tatuo Kusumi (3 out of 3 patents)

silverMedal Iwakichi Ogawa (3 out of 5 patents)

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