56 Utility Patents
#3 in Ushiku
#6,072 in Japan
#30,663 in the World
Forward Citations = 228
Company Filing History:

Yamanouchi Pharmaceutical Company Ltd.

4. 1 out of 33
Eisai Inc.
5. 1 out of 77
Director-general of the Agency of Industrial Science and Technology
where one patent can have more than one assignee
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