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

William L. Learman — 1 Patent

WAWalbro: 1 patents #129 of 212Top 65%
Caro, MI: #31 of 44 inventorsTop 75%
Michigan: #50,030 of 86,293 inventorsTop 60%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
William L. Learman has been granted 1 US patent while listed as an inventor at Walbro. All of these patents were granted in 1998. William L. Learman ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list William L. Learman in Caro, MI, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5740783 Engine demand fuel delivery system Ronald H. Roche, Matthew Werner 1998-04-21 $1,383,000