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

David Ayers — 16 Patents

Schlumberger Technology: 5 patents #1,262 of 7,293Top 20%
SLSondex Wireline Limited: 3 patents #5 of 38Top 15%
DIDresser Industries: 2 patents #157 of 787Top 20%
UAUnder Armour: 2 patents #149 of 326Top 50%
Houston, TX: #1,302 of 21,073 inventorsTop 7%
Texas: #9,006 of 125,132 inventorsTop 8%
Overall (All Time): #298,630 of 4,157,543Top 8%
16 Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
8950489 Annular disposed stirling heat exchanger 2015-02-10
8813525 Revesible garment with warming side and cooling side Kelly Cortina, Craig Lindemann 2014-08-26
8734175 Flexible sealing connector 2014-05-27
8639186 Telemetry conveyed by pipe utilizing specks 2014-01-28
8548622 Uniform compression garment and method of manufacturing garment Jason Berns, William K. Mickle, Mari Lucero 2013-10-01
8408355 Enclosures for containing transducers and electronics on a downhole tool Miguel F. Pabon, Fernando Garcia Osuna 2013-04-02
8256565 Enclosures for containing transducers and electronics on a downhole tool Miguel F. Pabon, Fernando Garcia Osuna 2012-09-04
7913806 Enclosures for containing transducers and electronics on a downhole tool Miguel F. Pabon, Fernando Garcia Osuna 2011-03-29
7568521 Wellbore formation evaluation system and method Jonathan W. Brown, Danny A. Hlavinka 2009-08-04
7428925 Wellbore formation evaluation system and method Jonathan W. Brown, Danny A. Hlavinka 2008-09-30
5178576 Apparatus and method for manupulating a spring toy 1993-01-12
D315751 Puzzle 1991-03-26
4881738 Manipulative amusement device 1989-11-21
4708345 Manipulative amusement device 1987-11-24
4583602 Shaped charge perforating device 1986-04-22
4484639 Method and apparatus for perforating subsurface earth formations 1984-11-27