11 Utility and 1 Design Patents
#254 in Tochigi
#76,844 in Japan
#362,319 in the World
rank by utility patentsForward Citations = 13
Company Filing History:

Sony Chemicals Corporation
Sony Chemical & Information Device Corporation
4. 2 out of 58,124

5. 1 out of 832,448 patents
Other
where one patent can have more than one assignee
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