3 Utility and 17 Design Patents
#176 in New York, NY
#464 in New York
#6,658 in US
#11,694 in the World
rank by design patentsForward Citations = 339
Company Filing History:



4. 2 out of 30
At&t Teletype Corporation
5. 1 out of 7
Henry Dreyfuss Associates
where one patent can have more than one assignee
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