Inventor
HAYMAN ALAN WILLIAM
US8 patents
Patents
8 patentsUS6644437B1Nov 11, 2003
Vehicle exhaust with length-equalizing muffler
GEN MOTORS CORP34 citations91
US6732506B2May 11, 2004
Cylinder deactivation system and NOx trap regeneration
GEN MOTORS CORP23 citations90
US6668546B2Dec 30, 2003
Utilization of air-assisted direct injection, cylinder deactivation and camshaft phasing for improved catalytic converter light-off in internal combustion engines
GEN MOTORS CORP23 citations90
US6505589B1Jan 14, 2003
Single cam three-valve engine overhead valve train
GEN MOTORS CORP34 citations89
US6505592B1Jan 14, 2003
Valve train for twin cam three-valve engine
GEN MOTORS CORP21 citations88
US6601557B1Aug 5, 2003
Engine oil pump and balance shaft module
GEN MOTORS CORP34 citations85
US6505591B1Jan 14, 2003
Valve train with assembly guides
GEN MOTORS CORP4 citations60
US6651611B2Nov 25, 2003
Combustion chamber for swirl flow two valve spark ignition direct injection engine
GEN MOTORS CORP5 citations56