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William E. Nagengast — 22 Patents

General Motors: 18 patents #776 of 18,328Top 5%
Anderson, IN: #6 of 360 inventorsTop 2%
Indiana: #1,311 of 33,936 inventorsTop 4%
Overall (All Time): #189,202 of 4,157,543Top 5%
22 Patents All Time
William E. Nagengast has been granted 22 US patents while listed as an inventor at General Motors. The first was granted in 1987 and the most recent in November 2016. William E. Nagengast ranks #189,202 of 4,157,543 US inventors in our database (top 4.6%). Patent records list William E. Nagengast in Anderson, IN, US.

Patents per Year

Patents granted per year, 1987 to 2016Bar chart with a peak of 3 patents in 1991.peak 31987: 1 patents19871988: 1 patents1989: 2 patents19891990: 1 patents1991: 3 patents19911992: 3 patents1993: 2 patents19931994: 2 patents1995: 2 patents19951996: 1 patents2014: 1 patents20142015: 2 patents2016: 1 patents2016

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDate
9494297 Solar-powered LED module and lighting fixtures Judy Nagengast, Steven Francis Tregilgas, Jerry D. Heiniger 2016-11-15
9206964 Convertible lighting fixture for multiple light sources Joe R. Marsh, David Packard, James S. Mellinger, Judy Nagengast 2015-12-08
8950907 Convertible lighting fixture for multiple light sources David Packard, James S. Mellinger, Judy Nagengast 2015-02-10
D698991 Lighting fixture lens Steven Francis Tregilgas 2014-02-04
5539625 Vehicle headlamp aiming device Richard Turley, Michael E. O'Shaughnessey, Steven V. Horsman 1996-07-23
5424923 Quick release vehicle headlamp arrangement Paul E. Young, Randall J. Smith, Brian E. Witte 1995-06-13
5402325 Vehicle headlamp assembly Jan A. Wisler, Chad E. Spencer, David R. McMahan 1995-03-28
5360282 Vehicle headlamp adjuster ball and socket assembly Leslie H. Hallgarth, Brian E. Witte, Paul E. Young 1994-11-01
5351170 Vehicle headlamp assembly David R. McMahan, Jan A. Wisler, Luis A. Mateos, Michael W. Ballentine 1994-09-27
5253154 Headlamp leveling arrangement David R. McMahan, Terry L. Coombs, Bradley A. Merrill, Ronald A. Wheat, Jan A. Wisler 1993-10-12
5251111 Composite headlamp vent device David R. Mc Mahan 1993-10-05
5151849 Headlamp leveling arrangement Philip C. Filosa 1992-09-29
5113331 Vehicle headlamp assembly — 1992-05-12
5095410 Retainer arrangement for a replaceable lamp bulb assembly David R. McMahan, Philip C. Filosa, Harry L. Kirchenbauer 1992-03-10
5010455 Headlamp assembly John M. Luallin, Robert G. Roeske 1991-04-23
5003446 Composite headlamp vent device James S. Mellinger, David R. McMahan 1991-03-26
4991067 Headlamp assembly — 1991-02-05
4974123 Headlamp assembly John M. Luallin 1990-11-27
4851976 Headlamp bulb retaining arrangement David R. McMahan, John D. Geddie 1989-07-25
4833572 Headlamp ventilation system John M. Luallin 1989-05-23
4761717 Headlamp pivot assembly David R. McMahan, Harry S. Murphy 1988-08-02
4707771 Support shoe for a vehicle headlamp assembly Paul D. Van Duyn, David R. McMahan, John D. Geddie 1987-11-17

Frequent Collaborators

David R. McMahan8 shared
Jan A. Wisler3 shared
James S. Mellinger3 shared
John M. Luallin3 shared
Judy Nagengast3 shared
David Packard2 shared

Nearby-Ranked Inventors

David A. Bierdeman22
Ryan M. Stone22
Kai-Uwe Schmidt22
Satoshi Yoneda22
Rene Frigiere22
Wayne Thomas McHugh22
Michael Bachmann22
Kimberly Rae Saviers22
Qinda Ye22