7 Utility Patents
#6,176 in Osaka
#119,357 in Japan
#574,846 in the World
Forward Citations = 37
Company Filing History:

Parker Kako Co., Ltd.
Shima Trading Co., Ltd.
where one patent can have more than one assignee
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#6,176 in Osaka
#119,357 in Japan
#574,846 in the World
Company Filing History:

Get your Inventor Badge Today