12 Utility Patents
#3,215 in Kawasaki
#69,780 in Japan
#327,272 in the World
Forward Citations = 38
Company Filing History:
Tokyo Ohka Kogyo Co., Ltd.

Marubun Corporation
4. 3 out of 850

5. 3 out of 746
Toshiba Kikai Kabushiki Kaisha
where one patent can have more than one assignee
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