27 Utility Patents
#4,881 in Tokyo
#23,285 in Japan
#108,377 in the World
Forward Citations = 28
Company Filing History:

Arakawa Chemical Industries, Ltd.
Toyo Ink Mfg. Co., Ltd.
4. 1 out of 1
Toppan Priming Co., Ltd.
where one patent can have more than one assignee
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