22 Utility Patents
#50 in Yardley, PA
#2,380 in Pennsylvania
#72,182 in US
#141,585 in the World
Forward Citations = 221
Company Filing History:
The Graver Company


4. 2 out of 85
Ecodyne Corporation
5. 1 out of 830,757 patents
Other
where one patent can have more than one assignee
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