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

Keith Lilly — 2 Patents

FLFleetguard: 2 patents #69 of 210Top 35%
Cookeville, TN: #127 of 316 inventorsTop 45%
Tennessee: #7,603 of 20,272 inventorsTop 40%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Keith Lilly has been granted 2 US patents while listed as an inventor at Fleetguard. The first was granted in 1999 and the most recent in November 2002. Keith Lilly ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Keith Lilly in Cookeville, TN, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6474289 Automatic switching duplex filterhead and diesel fuel conditioning system Byron A. Pardue, Paul D. Miller, Robert R. Brackett 2002-11-05 $4,074,000
5855772 Fuel filter and water separator apparatus with heater Paul D. Miller, Bill Hedgecough, A. Caner Demirdogen, Zemin Jiang 1999-01-05 $6,951,000