19 Utility and 1 Design Patents
#786 in Kyoto 615-0031
#39,252 in Japan
#181,495 in the World
rank by utility patentsForward Citations = 79
Company Filing History:
Kyosemi Corporation
Sphelar Power Corporation
Energy Related Devices, Inc.
4. 1 out of 1
Tomoji Takamasa
5. 1 out of 1
Koji Okamoto
where one patent can have more than one assignee
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