23 Utility Patents
#56 in Nagano-ken
#29,551 in Japan
#136,624 in the World
Forward Citations = 195
Company Filing History:


Yoshikawa Rf Systems Co., Ltd.
where one patent can have more than one assignee
Get your Inventor Badge Today
#56 in Nagano-ken
#29,551 in Japan
#136,624 in the World
Company Filing History:


Get your Inventor Badge Today