FG

Frank M. Graczyk

ED Electro-Motive Diesel: 3 patents #44 of 163Top 30%
DE Deltahawk Engines: 1 patents #9 of 13Top 70%
PL Progress Rail Locomotive: 1 patents #31 of 86Top 40%
General Motors: 1 patents #9,361 of 18,328Top 55%
📍 Darien, IL: #39 of 266 inventorsTop 15%
🗺 Illinois: #15,122 of 84,256 inventorsTop 20%
Overall (All Time): #780,581 of 4,157,543Top 20%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
12292013 Piston assembly with gapless oil control ring Graydon Robert Hegge, Aaron Gamache Foege 2025-05-06
10359112 Piston ring set for internal combustion engine and system and method thereof Farhan F. Devani, Edward Cryer 2019-07-23
7370627 Optimized low emission two-stroke internal combustion diesel engine Budhadeb Mahakul, Kenneth M. Sinko, Rafiqul Islam, Chih L. Liu, Brent Valesano +1 more 2008-05-13
7311086 Low emission fuel efficient diesel locomotive engine including a piston having a toroidal surface Budhadeb Mahakul, Kenneth M. Sinko, Randal K. Albright 2007-12-25
7025031 Low emission fuel efficient diesel locomotive engine including a piston having a toroidal surface Budhadeb Mahakul, Kenneth M. Sinko, Randal K. Albright 2006-04-11
6866028 Emission reduction kit for EMD diesel engines Budhadeb Mahakul, Verne E. Rezabek, Rafiqul Islam, Chih L. Liu 2005-03-15