Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
SM

Sam Maxwell — 1 Patent

ARArgo-Tech: 1 patents #7 of 13Top 55%
Twinsburg, OH: #151 of 253 inventorsTop 60%
Ohio: #42,926 of 73,341 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Sam Maxwell has been granted 1 US patent while listed as an inventor at Argo-Tech. All of these patents were granted in 2002. Sam Maxwell ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Sam Maxwell in Twinsburg, OH, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6398528 Dual lobe, split ring, variable roller vane pump Lowell D. Hansen, E. Kent Miller 2002-06-04