54 Utility Patents
#5 in Kawagoe
#6,534 in Japan
#32,866 in the World
Forward Citations = 347
Company Filing History:

Crown Fancy Goods Co., Ltd.
Kotobuko & Co., Ltd.
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#5 in Kawagoe
#6,534 in Japan
#32,866 in the World
Company Filing History:

Get your Inventor Badge Today