57 Utility Patents
#493 in Yokohama
#5,844 in Japan
#29,641 in the World
Forward Citations = 658
Company Filing History:

Zaidan Hojin Biseibutsu Kagaku Kenkyu Kai

4. 2 out of 637

5. 1 out of 831,952 patents
Other
where one patent can have more than one assignee
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