Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
DO

Daniel J. O'Connor — 23 Patents

CUCummins: 7 patents #206 of 2,217Top 10%
Delphi Technologies: 3 patents #1,040 of 4,124Top 30%
QCQuantum Peripherals Colorado: 2 patents #4 of 19Top 25%
STSeagate Technology: 1 patents #3,921 of 4,701Top 85%
RMReflexion Medical: 1 patents #22 of 30Top 75%
CICummins Ip: 1 patents #75 of 185Top 45%
UNUnknown: 1 patents #29,356 of 83,584Top 40%
Prior Lake, MN: #32 of 425 inventorsTop 8%
Minnesota: #2,936 of 52,454 inventorsTop 6%
Overall (All Time): #178,160 of 4,157,543Top 5%
23 Patents All Time
Daniel J. O'Connor has been granted 23 US patents while listed as an inventor at Cummins. The first was granted in 1995 and the most recent in October 2024. Daniel J. O'Connor ranks #178,160 of 4,157,543 US inventors in our database (top 4.3%). Patent records list Daniel J. O'Connor in Prior Lake, MN, US.

Issued Patents All Time

Showing 1–23 of 23 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12119660 Self-synchronizing devices, systems, and methods Gregory S. Mowry, Zachary J. Emond, Victoria D. Farias, Carol D. Mikhael 2024-10-15
11840996 Variable energy ignition systems, methods, and apparatuses J. Steven Kolhouse, Philipe F. Saad 2023-12-12 $42,163,000
11799271 Spark plug configurations with electrode to direct charge flow for a combustion pre-chamber of an internal combustion engine David Guillermo Gonzalez Medina, William Marshall Cover, Xu Han, Andrew Guy Kitchen, Alan C. Anderson +2 more 2023-10-24 $31,129,000
11614027 Combustion pre-chamber assemblies for an internal combustion engine Alan C. Anderson, William Marshall Cover, Xu Han, Nicholas James Welch, David Guillermo Gonzalez Medina +3 more 2023-03-28 $76,946,000
11536239 Variable energy ignition systems, methods, and apparatuses J. Steven Kolhouse, Philipe F. Saad 2022-12-27 $29,076,000
11519348 Spark plug configurations for dedicated-EGR engines J. Steven Kolhouse, David J. Stroh 2022-12-06 $25,656,000
11228183 Self-synchronizing devices, systems, and methods Gregory S. Mowry, Zachary J. Emond, Victoria D. Farias, Carol D. Mikhael 2022-01-18
11118555 Apparatus and system for dual ignition sources for a vehicle Robin J. Bremmer, J. Steven Kolhouse 2021-09-14 $82,849,000
10975759 Spark plug for an internal combustion engine having a combustion pre-chamber Alan C. Anderson, William Marshall Cover, Xu Han, Benjamin L. Olivas, Daniel Guillermo Gonzalez Medina +3 more 2021-04-13 $32,888,000
10918884 Fluence map generation methods for radiotherapy Yevgen VORONENKO 2021-02-16
9225151 Spark plug for removing residual exhaust gas and associated combustion chamber Keith Douglas, Xiao Qin, Premjee Sasidharan 2015-12-29 $14,783,000
8800230 Stacking masonry block system with transition block and utility groove running therethrough 2014-08-12
8627886 Systems and methods for low emission hydrocarbon recovery Cameron Hardy 2014-01-14
7942242 Urban emergency escape method and system John Steven Soltys 2011-05-17
D624205 Interlocking masonry block 2010-09-21
7610730 Stacking masonry block system with locking starter device 2009-11-03
6615645 System and method for generating a knock determination window for an ion current sensing system Raymond O. Butler, Jr., Ronald J. Kiess, Max W Ellis 2003-09-09 $1,625,000
6378513 Multicharge ignition system having secondary current feedback to trigger start of recharge event John W. Boyer, Raymond O. Butler, Jr. 2002-04-30 $4,823,000
6367318 Multicharge ignition system having combustion feedback for termination John W. Boyer, Raymond O. Butler, Jr., Scott B. Kesler 2002-04-09 $3,524,000
6253484 Fishing rod holder 2001-07-03
5634260 Method of making a magnetoresistive device having improved Barkhausen noise suppression James L. Nix, Guy F. Ruse, Paul D. Reinholz, Anthony C. Helms 1997-06-03
5485334 Magnetoresistive device and method having improved Barkhausen noise suppression James L. Nix, Guy F. Ruse, Paul D. Reinholz, Anthony C. Helms 1996-01-16
5381291 Vertical contact - canted magnet magnetoresistive sensor Timothy A. Madsen 1995-01-10 $9,474,000