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USPTO Patent Rankings Data through Dec 31, 2025
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Willam P. Donovan — 1 Patent

ECEcogen: 1 patents #18 of 27Top 70%
Levittown, PA: #269 of 461 inventorsTop 60%
Pennsylvania: #43,533 of 74,527 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Willam P. Donovan has been granted 1 US patent while listed as an inventor at Ecogen. All of these patents were granted in 1993. Willam P. Donovan ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Willam P. Donovan in Levittown, PA, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5264364 Bacillus thuringiensis cryIIIc(B) toxin gene and protein toxic to coleopteran insects Mark J. Rupar, Annette C. Slaney 1993-11-23 $1,208,000