ED

Eric C. Douse

General Motors: 12 patents #1,243 of 18,328Top 7%
Overall (All Time): #415,043 of 4,157,543Top 10%
12
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10190482 Air inlet assembly for an internal combustion engine Alan W. Hayman 2019-01-29
9574522 Assembly with cylinder head having integrated exhaust manifold and method of manufacturing same Robert J. Moran, Kevin M. Luchansky 2017-02-21
9574537 Fuel rail for an internal combustion engine Alan W. Hayman 2017-02-21
8943797 Cylinder head with symmetric intake and exhaust passages Alan W. Hayman 2015-02-03
8794204 Valvetrain for overhead valve engine Alan W. Hayman, Robert S. McAlpine 2014-08-05
8662033 Modular engine assembly and fluid control assembly for hydraulically-actuated mechanism Robert Gallon, Alan W. Hayman, William F. Spruit 2014-03-04
8528510 Intake manifold Alan W. Hayman 2013-09-10
7878168 High performance overhead valvetrain assembly Alan W. Hayman, Robert S. McAlpine 2011-02-01
7753017 Hydraulically lashed end pivot rocker arm Alan W. Hayman, Robert S. McAlpine 2010-07-13
6962134 Rocker arm shaft retainer and assembly 2005-11-08
6811506 Engine accessory belt drive with self-aligning pulley Gregory P. Prior, David G. Kokochak 2004-11-02
6769387 Compact two-step rocker arm assembly Alan W. Hayman 2004-08-03