39 Utility Patents
#33 in Kamakura
#12,434 in Japan
#59,299 in the World
Forward Citations = 337
Company Filing History:
Showa Highpolymer Co., Ltd.


4. 1 out of 80

5. 1 out of 2
Showa Highpower Co., Ltd.
where one patent can have more than one assignee
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