14 Utility Patents
#127 in Himeji
#58,014 in Japan
#269,969 in the World
Forward Citations = 7
Company Filing History:


Tokyo Ohka Kogyo Co., Ltd.
where one patent can have more than one assignee
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#127 in Himeji
#58,014 in Japan
#269,969 in the World
Company Filing History:


Get your Inventor Badge Today