9 Utility Patents
#55 in Sapporo
#95,491 in Japan
#457,239 in the World
Forward Citations = 9
Company Filing History:
Sapporo Medical University
Sumitomo Dainippon Pharma Co., Ltd.
Other
4. 2 out of 140
Dainippon Sumitomo Pharma Co., Ltd.
5. 1 out of 64
Sumitomo Pharma Co., Ltd.
where one patent can have more than one assignee
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