40 Utility and 1 Design Patents
#3 in Everett, WA
#1,176 in Washington
#29,966 in US
#56,978 in the World
rank by utility patentsForward Citations = 1,060
Company Filing History:
West Affum Holdings Corp.
West Affum Holdings Dac

4. 2 out of 18
Medtronic Physio-control Corp.
5. 2 out of 20
Physio-control Manufacturing Corporation
where one patent can have more than one assignee
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