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For the Inventor, By the Inventor

Tokyo, Japan

Ecology Development Corp.


USPTO Granted Patents = 1

Forward Citations = 11

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1 inventor (with patents filed for the assignee):

goldMedal Hiroshi Hayakawa (1 out of 16 patents)


1 patent:

1. 6170789 - Appliance for supporting carriage of cylindrical article (2001-01-09),
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USPTO Data Jan 1 1976 - Jan 13 2026

1 Patents

#5,736 in Tokyo

#15,554 in Japan

...
Tokyo, Japan

Ecology Development Corp.

Forward Citations = 11

1 inventor:

goldMedal Hiroshi Hayakawa (1 out of 16 patents)

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