Inventor
NAGENGAST WILLIAM E
US20 patents
⚠️ This page may combine multiple inventors who share the name “NAGENGAST WILLIAM E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GEN MOTORS CORP
16 patentsUS5360282ANov 1, 1994
Vehicle headlamp adjuster ball and socket assembly
GEN MOTORS CORP55 citations92
US5113331AMay 12, 1992
Vehicle headlamp assembly
GEN MOTORS CORP24 citations92
US4974123ANov 27, 1990
Headlamp assembly
GEN MOTORS CORP34 citations92
US5402325AMar 28, 1995
Vehicle headlamp assembly
GEN MOTORS CORP20 citations90
US5251111AOct 5, 1993
Composite headlamp vent device
GEN MOTORS CORP40 citations90
US5539625AJul 23, 1996
Vehicle headlamp aiming device
GEN MOTORS CORP22 citations89
US5010455AApr 23, 1991
Headlamp assembly
GEN MOTORS CORP41 citations89
US4851976AJul 25, 1989
Headlamp bulb retaining arrangement
GEN MOTORS CORP23 citations82
US5351170ASep 27, 1994
Vehicle headlamp assembly
GEN MOTORS CORP20 citations80
US5151849ASep 29, 1992
Headlamp leveling arrangement
GEN MOTORS CORP20 citations79
US4833572AMay 23, 1989
Headlamp ventilation system
GEN MOTORS CORP15 citations73
US5424923AJun 13, 1995
Quick release vehicle headlamp arrangement
GEN MOTORS CORP15 citations72
US5003446AMar 26, 1991
Composite headlamp vent device
GEN MOTORS CORP13 citations72
US5253154AOct 12, 1993
Headlamp leveling arrangement
GEN MOTORS CORP14 citations70
US5095410AMar 10, 1992
Retainer arrangement for a replaceable lamp bulb assembly
GEN MOTORS CORP13 citations69
US4991067AFeb 5, 1991
Headlamp assembly
GEN MOTORS CORP4 citations63