18 Utility and 4 Design Patents
#472 in Rochester, NY
#7,144 in New York
#98,805 in US
#195,631 in the World
rank by utility patentsForward Citations = 268
Company Filing History:

Hydroacoustics, Inc.
Circle Optics, Inc.
4. 3 out of 192

5. 1 out of 206
Sterling Winthrop Inc.
where one patent can have more than one assignee
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