165 Utility Patents
#2 in Johnston, IA
#8 in Iowa
#1,815 in US
#3,129 in the World
Forward Citations = 924
Company Filing History:

Delavan Inc.

Pratt & Whitney Canada Corp.

Collins Engine Nozzles, Inc.
4. 2 out of 10,687

5. 1 out of 830,757 patents
Other
where one patent can have more than one assignee
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