7 Utility Patents
#21,945 in Tokyo
#120,925 in Japan
#590,726 in the World
Forward Citations = 7
Company Filing History:
Toyo Ink Sc Holdings Co., Ltd.
Toyo Ink Co., Ltd.

4. 1 out of 104
Toyo Ink Mfg. Co., Ltd.
5. 1 out of 2
Toyo Ink Mfg., Ltd.
where one patent can have more than one assignee
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