82 Utility Patents
#7 in Nagano-ken
#2,543 in Japan
#14,450 in the World
Forward Citations = 605
Company Filing History:

Yoshikawa Rf Systems Co., Ltd.
where one patent can have more than one assignee
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#7 in Nagano-ken
#2,543 in Japan
#14,450 in the World
Company Filing History:

Get your Inventor Badge Today