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

David Mark Sutton — 5 Patents

DLDavy Process Technology Limited: 5 patents #9 of 65Top 15%
Kingston upon Thames, GB: #20 of 192 inventorsTop 15%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
David Mark Sutton has been granted 5 US patents while listed as an inventor at Davy Process Technology Limited. The first was granted in 2003 and the most recent in October 2010. David Mark Sutton ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list David Mark Sutton in Kingston upon Thames, GB.

Patents per Year

Patents granted per year, 2003 to 2010Bar chart with a peak of 1 patents in 2003.peak 12003: 1 patents20032005: 1 patents20052007: 1 patents20072009: 1 patents20092010: 1 patents2010

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
7816554 Process for the production of esters of mono-, di- or polycarboxylic acids Graham Reed, Andrew George Hiles 2010-10-19
7598404 Process for the production of ethers Adrian Francis Backes, Andrew George Hiles 2009-10-06
RE39794 Process for the simultaneous production of maleic anhydride and its hydrogenated derivatives Andrew George Hiles, Adrian Francis Backes 2007-08-21
6936727 Process for the production of ethers, typically thf Andrew George Hiles, Graham Reed, John Anthony Stannard 2005-08-30
6620949 Process for the simultaneous production of maleic anhydride and its hydrogenated derivatives Andrew George Hiles, Adrian Francis Backes 2003-09-16