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

Mark Patrick Kelsey — 5 Patents

GE: 5 patents #6,849 of 36,430Top 20%
Cincinnati, OH: #1,951 of 8,043 inventorsTop 25%
Ohio: #15,931 of 73,341 inventorsTop 25%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Mark Patrick Kelsey has been granted 5 US patents while listed as an inventor at GE. The first was granted in 1995 and the most recent in December 2013. Mark Patrick Kelsey ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Mark Patrick Kelsey in Cincinnati, OH, US.

Patents per Year

Patents granted per year, 1995 to 2013Bar chart with a peak of 1 patents in 1995.peak 11995: 1 patents19951996: 1 patents19962003: 1 patents20032009: 1 patents20092013: 1 patents2013

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
8616006 Advanced optics and optical access for laser ignition for gas turbines including aircraft engines Sara Rocci Denis, Herbert Kopecek, Richard W. Stickles, Chukwueloka Obiora Umeh, Gabor Ast +3 more 2013-12-31 $27,454,000
7631500 Methods and apparatus to facilitate decreasing combustor acoustics Mark Anthony Mueller, Timothy James Held 2009-12-15 $41,059,000
6598801 Methods and apparatus for injecting water into gas turbine engines Douglas Marti Fortuna, Neil Rasmussen, James Groeschen 2003-07-29 $89,693,000
5540056 Cyclonic prechamber with a centerbody for a gas turbine engine combustor Paul V. Heberling, Willard J. Dodds 1996-07-30 $28,579,000
5444982 Cyclonic prechamber with a centerbody Paul V. Heberling, Willard J. Dodds 1995-08-29 $12,823,000