21 Utility and 4 Design Patents
#13 in Elk Grove Village, IL
#2,571 in Illinois
#74,111 in US
#144,384 in the World
rank by utility patentsForward Citations = 844
Company Filing History:
Gte Airfone Incorporated
4. 3 out of 50
5. 3 out of 7
Restech Limited
where one patent can have more than one assignee
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