14 Utility and 2 Design Patents
#544 in Cincinnati, OH
#4,096 in Ohio
#132,744 in US
#265,399 in the World
rank by utility patentsForward Citations = 504
Company Filing History:
Other
Sigma Electric Manufacturing Corporation
Corecon Corporation
4. 2 out of 2
Indevco Corporation
5. 1 out of 1
Internatioinal Metal Hose Company
where one patent can have more than one assignee
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