50 Utility Patents
#634 in Yokohama
#7,800 in Japan
#38,734 in the World
Forward Citations = 207
Company Filing History:


Dai Nippon Printing Co., Ltd.
where one patent can have more than one assignee
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#634 in Yokohama
#7,800 in Japan
#38,734 in the World
Company Filing History:


Get your Inventor Badge Today