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

David E. Brown

AMAMD: 20 patents #533 of 9,279Top 6%
CRClark Reliance: 7 patents #1 of 20Top 5%
Rolls-Royce Plc: 5 patents #316 of 2,886Top 15%
RDRolls-Royce Deutschland: 4 patents #72 of 638Top 15%
JSJive Software: 3 patents #5 of 31Top 20%
Globalfoundries: 2 patents #1,397 of 4,424Top 35%
STSeagate Technology: 2 patents #1,946 of 4,626Top 45%
EAEaton: 1 patents #1,900 of 3,708Top 55%
COCoherent: 1 patents #206 of 402Top 55%
UNUnknown: 1 patents #29,356 of 83,584Top 40%
VGVersata Development Group: 1 patents #85 of 106Top 85%
Troutdale, OR: #1 of 68 inventorsTop 2%
Oregon: #729 of 28,073 inventorsTop 3%
Overall (All Time): #57,404 of 4,157,543Top 2%
48 Patents All Time

Issued Patents All Time

Showing 26–48 of 48 patents

Patent #TitleCo-InventorsDate
7053400 Semiconductor device based on Si-Ge with high stress liner for enhanced channel carrier mobility Sey-Ping Sun 2006-05-30
6955931 Method for detecting silicide encroachment of a gate electrode in a semiconductor arrangement Sey-Ping Sun 2005-10-18
6943569 Method, system and apparatus to detect defects in semiconductor devices Laura Pressley, Travis R. Lewis, Edward E. Ehrichs, Paul R. Besser 2005-09-13
6884733 Use of amorphous carbon hard mask for gate patterning to eliminate requirement of poly re-oxidation Srikanteswara Dakshina-Murthy, Scott A. Bell, Philip A. Fisher 2005-04-26
6767835 Method of making a shaped gate electrode structure, and device comprising same Homi E. Nariman 2004-07-27
6689688 Method and device using silicide contacts for semiconductor processing Paul R. Besser, Simon S. Chan, Eric N. Paton 2004-02-10
6689413 Using plated surface for recording media without polishing Connie Chunling Liu, Linda Zhong, Ian J. Beresford, Lin Huang, Joseph Leigh 2004-02-10
6649541 Method for preventing or reducing delamination of deposited insulating layers Allen L. Evans, Michael J. Satterfield, Arturo N. Morosoff 2003-11-18
6559017 Method of using amorphous carbon as spacer material in a disposable spacer process Philip A. Fisher, Richard J. Huang, Richard Nguyen, Cyrus E. Tabery 2003-05-06
6506642 Removable spacer technique Scott Luning, Jon D. Cheek, Daniel Kadosh, James F. Buller 2003-01-14
6469316 Test structure to monitor the effects of polysilicon pre-doping John J. Bush, Mark I. Gardner 2002-10-22
5743137 Magnetic float assembly David E. Purcel 1998-04-28
5647656 Illuminated fluid level indicator Mark Colman, Michael J. Kett 1997-07-15
5645336 Illuminated fluid level indicator Mark Colman, Michael J. Kett 1997-07-08
D367139 Support frame for bags with handles 1996-02-13
5343826 Fluid indicator assemblies for sight flow apparatus David E. Purcel 1994-09-06
5297429 Sanitary sight indicator David E. Purcel 1994-03-29
5249464 Sight flow apparatus with cartridge David E. Purcel 1993-10-05
5243929 Tubular sanitary sight indicator David E. Purcel 1993-09-14
4813431 Intrapulmonary pressure monitoring system 1989-03-21
4628299 Seismic warning system using RF energy monitor Joseph B. Tate 1986-12-09
4454398 Terminal seal for miniature sealed toggle switch Louis F. Aschenbach 1984-06-12
4437491 Valve piston 1984-03-20