27 Utility Patents
#1,200 in Kawasaki
#23,334 in Japan
#108,644 in the World
Forward Citations = 177
Company Filing History:
Tokyo Ohka Kogyo Co., Ltd.

Tokyo Ohka Co., Ltd.
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#1,200 in Kawasaki
#23,334 in Japan
#108,644 in the World
Company Filing History:

Get your Inventor Badge Today