69 Utility and 2 Design Patents
#947 in Tokyo
#3,909 in Japan
#20,697 in the World
rank by utility patentsForward Citations = 568
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4. 1 out of 1
Sony Corporatuon
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#947 in Tokyo
#3,909 in Japan
#20,697 in the World
rank by utility patentsCompany Filing History:


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