12 Utility Patents
#3,660 in Osaka
#69,823 in Japan
#327,534 in the World
Forward Citations = 5
Company Filing History:
Sumitomo Pharma Co., Ltd.
Sumitomo Dainippon Pharma Co., Ltd.
The Kitasato Institute
4. 2 out of 140
Dainippon Sumitomo Pharma Co., Ltd.
where one patent can have more than one assignee
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