20 Utility Patents
#7,288 in Tokyo
#36,605 in Japan
#169,187 in the World
Forward Citations = 109
Company Filing History:

Dai Nippon Printing Co., Ltd.
Dai Nippon Insatsu K.k.
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#7,288 in Tokyo
#36,605 in Japan
#169,187 in the World
Company Filing History:

Get your Inventor Badge Today