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

Walter Leslie — 2 Patents

WIWitco: 1 patents #90 of 201Top 45%
ExxonMobil: 1 patents #5,674 of 10,161Top 60%
Raytown, MO: #33 of 89 inventorsTop 40%
Missouri: #8,937 of 23,789 inventorsTop 40%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Walter Leslie has been granted 2 US patents while listed as an inventor at Witco. The first was granted in 1996 and the most recent in April 2002. Walter Leslie ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Walter Leslie in Raytown, MO, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6376432 Low friction grease for constant velocity universal joints, particularly plunging type joints that is compatible with silicone elastomer boots Jon C. Root 2002-04-23 $87,241,000
5523009 Fibrous polyurea grease Jon C. Root, Mark W. Baum 1996-06-04 $4,074,000