20 Utility Patents
#6,984 in Tokyo
#35,764 in Japan
#163,907 in the World
Forward Citations = 66
Company Filing History:

Dai Nippon Printing Co., Ltd.
Shin Caterpillar Mitsubishi Ltd.
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#6,984 in Tokyo
#35,764 in Japan
#163,907 in the World
Company Filing History:

Get your Inventor Badge Today