41 Utility Patents
#2,561 in Tokyo
#11,445 in Japan
#54,929 in the World
Forward Citations = 189
Company Filing History:
Nippon Chemiphar Co., Ltd.

4. 5 out of 28,515

5. 5 out of 234
Tohoku Ricoh Co., Ltd.
where one patent can have more than one assignee
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