8 Utility Patents
#19,840 in Tokyo
#107,301 in Japan
#520,178 in the World
Forward Citations = 7
Company Filing History:

Toyo Ink Mfg. Co., Ltd.
where one patent can have more than one assignee
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#19,840 in Tokyo
#107,301 in Japan
#520,178 in the World
Company Filing History:

Get your Inventor Badge Today