Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Peter V. Cawlfield — 1 Patent

TAThe Andersons: 1 patents #22 of 52Top 45%
TSThe National Lime And Stone: 1 patents #7 of 13Top 55%
Findlay, OH: #175 of 333 inventorsTop 55%
Ohio: #42,926 of 73,341 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Peter V. Cawlfield has been granted 1 US patent while listed as an inventor at The Andersons. All of these patents were granted in 2001. Peter V. Cawlfield ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Peter V. Cawlfield in Findlay, OH, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6231660 Manufactured granular substrate and method for producing the same James Welshimer, David L. Ashworth, Nadine C. Dunn, Gerald L. Gingrich, Karissa L. Fox +3 more 2001-05-15 $568,000