52 Utility and 3 Design Patents
#1,567 in Tokyo
#7,044 in Japan
#35,280 in the World
rank by utility patentsForward Citations = 502
Company Filing History:
Dainichiseika Color & Chemicals Mfg. Co., Ltd.
Ukima Chemicals & Color Mfg. Co., Ltd.

4. 5 out of 108
Honda Tsushin Kogyo Co., Ltd.
5. 4 out of 7,883

where one patent can have more than one assignee
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