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

David William Keith

CECarbon Engineering: 12 patents #2 of 22Top 10%
Google: 6 patents #4,394 of 22,993Top 20%
1S1234 10Th Street: 4 patents #2 of 2Top 100%
CUCarbon Engineering Ulc: 3 patents #2 of 22Top 10%
Illinois Tool Works: 2 patents #1,548 of 4,258Top 40%
ASAdvanced Inquiry Systems: 2 patents #3 of 9Top 35%
TRTranslarity: 1 patents #5 of 8Top 65%
MIT: 1 patents #4,386 of 9,367Top 50%
KCKcl: 1 patents #9 of 16Top 60%
PLPliant: 1 patents #13 of 26Top 50%
California: #13,801 of 386,348 inventorsTop 4%
Overall (All Time): #97,503 of 4,157,543Top 3%
35 Patents All Time

Issued Patents All Time

Showing 26–35 of 35 patents

Patent #TitleCo-InventorsDate
8872533 Wafer testing system and associated methods of use and manufacture Aaron Durbin, Morgan T. Johnson 2014-10-28
8728428 Recovering a caustic solution via calcium carbonate crystal aggregates Kenton Robert Heidel, Jane Anne Ritchie, Arvinder Pal Singh Kainth 2014-05-20
8574354 Reducing the carbon emissions intensity of a fuel James Rhodes 2013-11-05
8405414 Wafer testing systems and associated methods of use and manufacture Aaron Durbin, Morgan T. Johnson 2013-03-26
8119091 Carbon dioxide capture Maryam Mahmoudkhani 2012-02-21
8092088 Extended lip wicket slider deli bag Paul F. Edelman 2012-01-10
7097358 Extended lip wicket slider deli bag Paul F. Edelman 2006-08-29
6874935 Double gusseted tamper evident slider bag Paul F. Edelman 2005-04-05
5873969 Method and apparatus for opening a zipper after it has been spot sealed Thomas O'Connor 1999-02-23
4886964 Matter wave optical systems in which an atomic beam intersects a diffraction grating at a grazing incidence David PRITCHARD 1989-12-12