RM

Robert S. McAlpine

General Motors: 30 patents #353 of 18,328Top 2%
Overall (All Time): #122,357 of 4,157,543Top 3%
30
Patents All Time

Issued Patents All Time

Showing 25 most recent of 30 patents

Patent #TitleCo-InventorsDate
12392297 Exhaust gas temperature control Justin E. Ketterer, Andrew Michael Aerts, Kenneth L. Briscoe, Kevin M. Luchansky, Pratap S. Murthy 2025-08-19
11598253 Pneumatic resonator and accumulator system for control of turbocharger wastegate movement Lisa M. Marcella-O'Leary, David J. Hajdyla, Grant W. Brady, Bret J. Kukulis 2023-03-07
11060471 Dedicated exhaust gas recirculation control systems and methods Edward J. Keating, Lisa M. Marcella-O'Leary 2021-07-13
10378393 Cam follower assembly and method of manufacturing thereof Alan W. Hayman, Jared Matthew Satkowiak 2019-08-13
10077727 Engine control systems and methods for nitrogen oxide reduction David P. Sczomak, Robert Gallon, Arun S. Solomon 2018-09-18
10018128 Variable-speed supercharger for highly diluted internal combustion engines Ko-Jen Wu, Oliver Rudwinsky 2018-07-10
9797279 Exhaust valve and an engine assembly including the exhaust valve having a pressure relief apparatus Terry A. Tomas, Kenneth L. Briscoe 2017-10-24
9714694 High damping low force hydraulic strut tensioner Eric D. Staley, David R. Staley 2017-07-25
9670823 Engine with a turbocharger cooling module Alan W. Hayman 2017-06-06
9435298 Dedicated EGR engine with dynamic load control Alan W. Hayman, Edward J. Keating 2016-09-06
9422833 Camshaft assembly for an internal combustion engine Alan W. Hayman 2016-08-23
9341128 Fuel consumption based cylinder activation and deactivation control systems and methods Alan W. Hayman 2016-05-17
9322364 Engine inlet for EGR-air flow distribution Edward J. Keating, Alan W. Hayman 2016-04-26
9316151 Engine assembly including crankshaft for V8 arrangement Edward J. Keating, Akram R. Zahdeh, Hatem Zakaria Orban 2016-04-19
9297318 Crankshaft for variable displacement internal combustion engine Alan W. Hayman 2016-03-29
9284894 Reduced torque variation for engines with active fuel management Hatem Zakaria Orban, Craig D. Marriott, Dustin Loveland 2016-03-15
9133745 Split/dual plane integrated exhaust manifold for dual scroll turbo charger Akram R. Zahdeh, Colin Blacklock Bosman, Kenneth M. Eastman 2015-09-15
9109507 Engine assembly with variable valve displacement on one cylinder bank and method of controlling same Alan W. Hayman 2015-08-18
8960134 Targeted cooling with individualized feeding ports to cylinders Akram R. Zahdeh, Dan L. Alden, Colin Blacklock Bosman 2015-02-24
8850804 Dual path SAIR for dual plane integrated exhaust manifolds Alan W. Hayman, Kenneth M. Eastman 2014-10-07
8794204 Valvetrain for overhead valve engine Alan W. Hayman, Eric C. Douse 2014-08-05
8671920 Internal combustion engine Alan W. Hayman 2014-03-18
8667953 Cylinder deactivation to reduce fuel enrichment after fuel cutoff modes Robert Gallon, Alan W. Hayman, James J. Mazzola, III 2014-03-11
8651075 Engine assembly including camshaft with independent cam phasing Alan W. Hayman 2014-02-18
8544436 Engine assembly including camshaft with multimode lobe Alan W. Hayman 2013-10-01