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

Robert S. McAlpine — 30 Patents

General Motors: 30 patents #357 of 18,328Top 2%
Lake Orion, MI: #14 of 676 inventorsTop 3%
Michigan: #2,170 of 86,293 inventorsTop 3%
Overall (All Time): #121,623 of 4,157,543Top 3%
30 Patents All Time
Robert S. McAlpine has been granted 30 US patents while listed as an inventor at General Motors. The first was granted in 2010 and the most recent in August 2025. Robert S. McAlpine ranks #121,623 of 4,157,543 US inventors in our database (top 2.9%). Patent records list Robert S. McAlpine in Lake Orion, MI, US.

Patents per Year

Patents granted per year, 2010 to 2025Bar chart with a peak of 7 patents in 2016.peak 72010: 1 patents20102011: 2 patents2012: 2 patents20122013: 1 patents2014: 5 patents20142015: 3 patents2016: 7 patents20162017: 3 patents2018: 2 patents20182019: 1 patents2021: 1 patents20212023: 1 patents2025: 1 patents2025

Issued Patents All Time

Showing 1–25 of 30 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
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 $37,240,000
11060471 Dedicated exhaust gas recirculation control systems and methods Edward J. Keating, Lisa M. Marcella-O'Leary 2021-07-13 $56,527,000
10378393 Cam follower assembly and method of manufacturing thereof Alan W. Hayman, Jared Matthew Satkowiak 2019-08-13 $7,279,000
10077727 Engine control systems and methods for nitrogen oxide reduction David P. Sczomak, Robert Gallon, Arun S. Solomon 2018-09-18 $30,612,000
10018128 Variable-speed supercharger for highly diluted internal combustion engines Ko-Jen Wu, Oliver Rudwinsky 2018-07-10 $8,019,000
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 $10,321,000
9714694 High damping low force hydraulic strut tensioner Eric D. Staley, David R. Staley 2017-07-25 $13,571,000
9670823 Engine with a turbocharger cooling module Alan W. Hayman 2017-06-06 $10,942,000
9435298 Dedicated EGR engine with dynamic load control Alan W. Hayman, Edward J. Keating 2016-09-06 $8,763,000
9422833 Camshaft assembly for an internal combustion engine Alan W. Hayman 2016-08-23 $12,636,000
9341128 Fuel consumption based cylinder activation and deactivation control systems and methods Alan W. Hayman 2016-05-17 $11,737,000
9322364 Engine inlet for EGR-air flow distribution Edward J. Keating, Alan W. Hayman 2016-04-26 $11,475,000
9316151 Engine assembly including crankshaft for V8 arrangement Edward J. Keating, Akram R. Zahdeh, Hatem Zakaria Orban 2016-04-19 $13,382,000
9297318 Crankshaft for variable displacement internal combustion engine Alan W. Hayman 2016-03-29 $10,406,000
9284894 Reduced torque variation for engines with active fuel management Hatem Zakaria Orban, Craig D. Marriott, Dustin Loveland 2016-03-15 $9,148,000
9133745 Split/dual plane integrated exhaust manifold for dual scroll turbo charger Akram R. Zahdeh, Colin Blacklock Bosman, Kenneth M. Eastman 2015-09-15 $9,589,000
9109507 Engine assembly with variable valve displacement on one cylinder bank and method of controlling same Alan W. Hayman 2015-08-18 $8,256,000
8960134 Targeted cooling with individualized feeding ports to cylinders Akram R. Zahdeh, Dan L. Alden, Colin Blacklock Bosman 2015-02-24 $8,195,000
8850804 Dual path SAIR for dual plane integrated exhaust manifolds Alan W. Hayman, Kenneth M. Eastman 2014-10-07 $6,567,000
8794204 Valvetrain for overhead valve engine Alan W. Hayman, Eric C. Douse 2014-08-05 $6,080,000
8671920 Internal combustion engine Alan W. Hayman 2014-03-18 $7,239,000
8667953 Cylinder deactivation to reduce fuel enrichment after fuel cutoff modes Robert Gallon, Alan W. Hayman, James J. Mazzola, III 2014-03-11 $12,576,000
8651075 Engine assembly including camshaft with independent cam phasing Alan W. Hayman 2014-02-18 $9,820,000
8544436 Engine assembly including camshaft with multimode lobe Alan W. Hayman 2013-10-01 $13,414,000