28 Utility and 30 Design Patents
#142 in San Francisco, CA
#668 in California
#2,911 in US
#5,000 in the World
rank by design patentsForward Citations = 1,586
Company Filing History:


Sony Corporation of America
4. 5 out of 831,952 patents
Other
5. 3 out of 52
Sony Trans Com Inc.
where one patent can have more than one assignee
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