3 Utility and 59 Design Patents
#1 in Southington, CT
#11 in Connecticut
#920 in US
#1,504 in the World
rank by design patentsForward Citations = 1,453
Company Filing History:
Duracraft Corporation

Ohaus Corporation
4. 5 out of 345
5. 5 out of 135
Sargent Manufacturing Company
where one patent can have more than one assignee
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