20 Utility and 2 Design Patents
#30 in Crystal Lake, IL
#3,020 in Illinois
#85,513 in US
#168,473 in the World
rank by utility patentsForward Citations = 531
Company Filing History:
Marconi Communications Gmbh


4. 2 out of 2,276
Northern Telecom Limited
5. 1 out of 832,448 patents
Other
where one patent can have more than one assignee
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