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

David W. Gillespie

SISynaptics Incorporated: 39 patents #13 of 606Top 3%
EAE.I. Du Pont De Nemours And: 1 patents #4,343 of 8,010Top 55%
WCWacom Co.: 1 patents #258 of 357Top 75%
Los Gatos, CA: #175 of 2,986 inventorsTop 6%
California: #10,935 of 386,348 inventorsTop 3%
Overall (All Time): #76,574 of 4,157,543Top 2%
41 Patents All Time

Issued Patents All Time

Showing 26–41 of 41 patents

Patent #TitleCo-InventorsDate
7030860 Flexible transparent touch sensing system for electronic devices Andrew Hsu, Shawn P. Day, Richard R. Schediwy 2006-04-18
6904570 Method and apparatus for controlling a display of data on a display screen Geoffrey Foote 2005-06-07
6809275 Rotary and push type input device Wendy H. W. Cheng, Don Rupert S. Desabilla 2004-10-26
6750852 Object position detector with edge motion feature and gesture recognition Timothy P. Allen, Ralph C. Wolf, Shawn P. Day 2004-06-15
6610936 Object position detector with edge motion feature and gesture recognition Timothy P. Allen, Ralph C. Wolf, Shawn P. Day 2003-08-26
6587093 Capacitive mouse Scott Shaw, Shawn P. Day, Raymond A. Trent, Jr., Andrew M. Errington 2003-07-01
6414671 Object position detector with edge motion feature and gesture recognition Timothy P. Allen, Ralph C. Wolf, Shawn P. Day 2002-07-02
6380931 Object position detector with edge motion feature and gesture recognition Timothy P. Allen, Ralph C. Wolf, Shawn P. Day 2002-04-30
6239389 Object position detection system and method Timothy P. Allen, Robert J. Miller, Gunter Steinbach 2001-05-29
6028271 Object position detector with edge motion feature and gesture recognition Timothy P. Allen, Ralph C. Wolf, Shawn P. Day 2000-02-22
5914465 Object position detector Timothy P. Allen, Robert J. Miller, Gunter Steinbach 1999-06-22
5889236 Pressure sensitive scrollbar feature Timothy P. Allen, Aaron Ferrucci 1999-03-30
5880411 Object position detector with edge motion feature and gesture recognition Timothy P. Allen, Ralph C. Wolf, Shawn P. Day 1999-03-09
5543590 Object position detector with edge motion feature Timothy P. Allen, Robert J. Miller, Federico Faggin 1996-08-06
5543591 Object position detector with edge motion feature and gesture recognition Timothy P. Allen, Ralph C. Wolf 1996-08-06
5075049 Method for improving solvent containment Ervin Townsend Powers, Jr., Bela M. Fabuss 1991-12-24