Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Stephen William Colley — 6 Patents

DLDavy Process Technology Limited: 5 patents #9 of 65Top 15%
BLBp Exploration Operating Company Limited: 1 patents #80 of 168Top 50%
KLKvaerner Process Technology Limited: 1 patents #11 of 17Top 65%
Redcar, GB: #3 of 41 inventorsTop 8%
Overall (All Time): #870,574 of 4,157,543Top 25%
6 Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
7553397 Process Christopher Richard Fawcett, Mohammad Sharif, Michael William Marshall Tuck, David J. Watson, Michael Anthony Wood 2009-06-30
6919290 Catalyst activation process Jay Simon CLARKSON 2005-07-19
6844452 Process for the co-production of aliphatic diols and cyclic ethers Michael Anthony Wood, Paul Eaton Willett, Robert Wild 2005-01-18
6809217 Process for the preparation of ethyl acetate Christopher Richard Fawcett, Colin Rathmell, Michael William Marshall Tuck 2004-10-26
6632330 Process for purification of alkyl alkanoate Norman Harris, Colin Rathmell 2003-10-14
6137016 Process for the purification of butane-1,4-diol Michael Anthony Wood, Paul Eaton Willett, Mohammad Shariff 2000-10-24