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

David A. Estell

DUDanisco Us: 65 patents #1 of 467Top 1%
GIGenencor International: 61 patents #1 of 377Top 1%
The Procter & Gamble: 9 patents #1,452 of 10,133Top 15%
GEGenencor: 7 patents #1 of 29Top 4%
Genentech: 2 patents #1,171 of 2,392Top 50%
The Goodyear Tire & Rubber: 2 patents #1,342 of 3,057Top 45%
GTGoverning Council Of The University Of Toronto: 1 patents #286 of 760Top 40%
Palo Alto, CA: #52 of 9,675 inventorsTop 1%
California: #1,075 of 386,348 inventorsTop 1%
Overall (All Time): #6,825 of 4,157,543Top 1%
143 Patents All Time

Issued Patents All Time

Showing 76–100 of 143 patents

Patent #TitleCo-InventorsDate
7524816 Peptides and supported peptides for treating skin diseases Anthony G. Day, Christopher J. Murray, Scott D. Power 2009-04-28
7476528 Proteins producing an altered immunogenic response and methods of making and using the same Grant Ganshaw, Fiona A. Harding, Edmund Larenas, Ayrookaran J. Poulose, Elizabeth Ellen Sikorski +1 more 2009-01-13
7413877 Bacterial expression of bowman-birk protease inhibitors and variants thereof Katherine D. Collier, Grant Ganshaw, Hans De Nobel, Scott D. Power, Anita Van Kimmenade +4 more 2008-08-19
7396688 Mass spectrometric analysis of biopolymers Grant Ganshaw, Christian Paech, Sigrid Paech 2008-07-08
7332320 Protease producing an altered immunogenic response and methods of making and using the same Fiona A. Harding 2008-02-19
7329525 Serine proteases from gram-positive microorganisms 2008-02-12
7329527 Serine proteases from gram-positive microorganisms 2008-02-12
7329526 Serine proteases from-gram-positive microorganisms 2008-02-12
7326531 Proteases from gram-positive organisms 2008-02-05
7316920 Serine proteases from gram-positive microorganisms 2008-01-08
7306937 Multiply-substituted protease variants Ayrookaran J. Poulose, James T. Kellis, Jr., Richard R. Bott 2007-12-11
7279564 Expression in filamentous fungi of protease inhibitors and variants thereof Hans De Nobel, Wei Liu, Scott D. Power, Brian F. Schmidt, Huaming Wang 2007-10-09
7241575 Proteases from gram-positive organisms 2007-07-10
7220716 Proteases from gram-positive organisms 2007-05-22
7189555 Proteases from gram-positive organisms 2007-03-13
7098021 Proteases from gram positive organisms 2006-08-29
7078216 Proteases from gram positive organisms 2006-07-18
7078372 Proteases from gram positive organisms 2006-07-18
7070819 Proteases from gram positive organisms 2006-07-04
7070990 Proteases from GRAM positive organisms 2006-07-04
7070986 Proteases from gram positive organisms 2006-07-04
7033817 Proteases from gram positive organisms 2006-04-25
6936249 Proteins producing an altered immunogenic response and methods of making and using the same Fiona A. Harding 2005-08-30
6929939 Proteins producing an altered immunogenic response and methods of making and using the same Grant Ganshaw, Fiona A. Harding, Edmund Larenas, Ayrookaran J. Poulose, Elizabeth Ellen Sikorski +1 more 2005-08-16
6911333 Proteases from gram-positive organisms 2005-06-28