HB

Henry C. Billingsley

OM Outboard Marine: 13 patents #21 of 426Top 5%
📍 Waukegan, IL: #27 of 352 inventorsTop 8%
🗺 Illinois: #6,059 of 84,256 inventorsTop 8%
Overall (All Time): #356,981 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Showing 1–14 of 14 patents

Patent #TitleCo-InventorsDate
6196524 Fuel enrichment system Donovan K. Jourdan, Jeffrey A. Berg 2001-03-06
5494613 Carburetor with enrichment fuel pump William B. Rush, II, Mark Walter 1996-02-27
5203306 Fuel feed system David J. Hartke, Glenn R. Belec 1993-04-20
5065723 Marine propulsion device with spark timing and fuel supply control mechanism George Broughton, Gregory Binversie 1991-11-19
5035211 Internal combustion engine David W. Mate, Duane E. Rogers, George Broughton, Glenn R. Belec 1991-07-30
5022355 Internal combustion engine Glenn R. Belec 1991-06-11
4947807 Internal combustion engine John D. Flaig, Gene F. Baltz, David Hartke, James A. Holcomb, Chester G. DuBois +1 more 1990-08-14
4779598 Acceleration fuel enrichment system for an internal combustion engine Peter Dogadko, Geoffrey S. Zgorzelski 1988-10-25
4757792 Internal combustion engine John D. Flaig, Gene F. Baltz, David J. Hartke, James A. Holcomb, Chester G. DuBois +1 more 1988-07-19
4566424 Flexible coupling for carburetors Chester G. DuBois 1986-01-28
4499887 Dual fuel supply system Amos M. Clark 1985-02-19
4437448 Dual fuel supply system 1984-03-20
4375795 Dual fuel supply system 1983-03-08
4373479 Fuel system providing priming and automatic warm up Chester G. DuBois 1983-02-15