139 Utility Patents
#6 in Tochigi
#635 in Japan
#4,507 in the World
Forward Citations = 1,820
Company Filing History:



Semiconductor Energy Laboratory Co., Ltd.

Showa Sangyo Co., Ltd.
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#6 in Tochigi
#635 in Japan
#4,507 in the World
Company Filing History:
Get your Inventor Badge Today