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

William Hayter — 3 Patents

ExxonMobil: 2 patents #3,942 of 10,161Top 40%
Sarnia, CA: #100 of 327 inventorsTop 35%
Overall (All Time): #1,328,092 of 4,157,543Top 35%
3 Patents All Time
William Hayter has been granted 3 US patents while listed as an inventor at ExxonMobil. The first was granted in 1999 and the most recent in April 2015. William Hayter ranks #1,328,092 of 4,157,543 US inventors in our database (top 31.9%). Patent records list William Hayter in Sarnia, ON, CA.

Patents per Year

Patents granted per year, 1999 to 2015Bar chart with a peak of 1 patents in 1999.peak 11999: 1 patents19992001: 1 patents20012015: 1 patents2015

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9004084 Method and apparatus for removing waste from a soiled container Lay-Swee Lim, Tyrone Chao, John Walker 2015-04-14
6235687 Method for producing lubrication oils possessing anti rust properties containing acidic anti rust additive and acid scavengers Todd Timothy Nadasdi 2001-05-22 $878,958,000
5880325 Aromatics extraction from hydrocarbon oil using tetramethylene sulfoxide Sandra J. Alward 1999-03-09 $153,002,000