203 Utility Patents
#47 in Tokyo
#224 in Japan
#2,036 in the World
Forward Citations = 1,182
Company Filing History:

Zaidan Hojin Biseibutsu Kagaku Kenkyu Kai



Sanraku-ocean Co., Ltd.
4. 8 out of 329
Yamanouchi Pharmaceutical Company Ltd.
5. 5 out of 382

where one patent can have more than one assignee
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