51 Utility and 1 Design Patents
#3 in Royal Oak, MI
#659 in Michigan
#19,557 in US
#36,552 in the World
rank by utility patentsForward Citations = 410
Company Filing History:


Northern Telecom Limited
4. 6 out of 831,952 patents
Other
5. 3 out of 3
Mckinley Sims Holdings LLC
where one patent can have more than one assignee
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