Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
RS

Richard Spratt — 3 Patents

DLDavy Process Technology Limited: 1 patents #41 of 65Top 65%
ECEastman Chemical: 1 patents #797 of 1,245Top 65%
KLKvaerner Process Technology Limited: 1 patents #11 of 17Top 65%
Overall (All Time): #1,518,216 of 4,157,543Top 40%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9012358 Monolithic reactor Timothy Douglas Gamlin 2015-04-21
6193872 Process and plant for treating an aqueous waste stream containing at least one alkali metal carboxylate Arthur James Reason, George E. Harrison 2001-02-27
5395987 Preparation of cyclohexanedimethanol with a particular ratio Colin Rathmell, Michael William Marshall Tuck 1995-03-07