WG

William E. Galka

WA Walbro: 20 patents #7 of 212Top 4%
WL Walbro Engine Management, L.L.C.: 3 patents #16 of 85Top 20%
Overall (All Time): #180,062 of 4,157,543Top 5%
23
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12123374 Fuel supply device with injector and vapor management Bryan K. Gangler, Jeffrey C. Hoppe, Adam M. McGilton, Bradley J. Roche, Albert L. Sayers +1 more 2024-10-22
11927164 Low pressure fuel and air charge forming device for a combustion engine Gary J. Burns, Andreas D. Dixon, Eric G. Zbytowski, Albert L. Sayers, Justin T. Dolane +3 more 2024-03-12
11920544 Fuel supply device with injector and vapor management Bryan K. Gangler, Jeffrey C. Hoppe, Adam M. McGilton, Bradley J. Roche, Albert L. Sayers +1 more 2024-03-05
11885430 Electromechanical valve and method of assembly Bradley J. Roche, David L. Speirs, Jeffrey C. Hoppe, Ernesto O. Basanez 2024-01-30
11781493 Throttle body with fluid flow control Gary J. Burns, Bradley J. Roche, Albert L. Sayers, David L. Speirs 2023-10-10
11536235 Low pressure fuel and air charge forming device for a combustion engine Gary J. Burns, Andreas D. Dixon, Eric G. Zbytowski, Albert L. Sayers, Justin T. Dolane +3 more 2022-12-27
11480142 In-tank fuel system component retention member Bryan K. Gangler, Bradley J. Roche 2022-10-25
11268455 Throttle body with fluid flow control Gary J. Burns, Bradley J. Roche, Albert L. Sayers, David L. Speirs 2022-03-08
11073122 Low pressure fuel and air charge forming device for a combustion engine Gary J. Burns, Andreas D. Dixon, Eric G. Zbytowski, Albert L. Sayers, Justin T. Dolane +3 more 2021-07-27
11008951 Low pressure fuel injection system for a multi-cylinder light-duty internal combustion engine Gary J. Burns, Bradley J. Roche, Albert L. Sayers, David L. Speirs, Eric G. Zbytowski 2021-05-18
9765724 Fuel injected engine system Massimo Casoni, Bradley J. Roche, David L. Speirs, Mark S. Swanson, Eric G. Zbytowski 2017-09-19
9464577 Rotary position sensor with buffer David L. Speirs 2016-10-11
9371786 Fuel injected engine system Massimo Casoni, Bradley J. Roche, David L. Speirs, Mark S. Swanson, Eric G. Zbytowski 2016-06-21
9022011 Engine fuel delivery systems, apparatus and methods Martin N. Andersson, Andrew E. Bejcek, Massimo Casoni, Cyrus M. Healy, Alessandro Pascoli +4 more 2015-05-05
8933691 Rotary position sensor Bradley J. Roche, David L. Speirs, Eric G. Zbytowski 2015-01-13
8382072 Charge forming device and solenoid valve Ronald H. Roche 2013-02-26
6715737 Fuel metering system for a carburetor Bradley D. Hilbig, Ronald H. Roche, James E. Van Allen 2004-04-06
6439546 Carburetor with fuel vapor control 2002-08-27
6427646 Small engine fuel injection system Anthony M. Kueffner, Dale P. Kus, Kevin L. Williams 2002-08-06
6427647 Internal combustion engines Ronald H. Roche 2002-08-06
6394426 Engine dual fuel supply apparatus Joseph M. Graham, Anthony M. Kueffner, Peter P. Kuperus, Ronald H. Roche 2002-05-28
6026769 Mechanical direct cylinder fuel injection Muniappan Anbarasu, Martin L. Radue, Ronald H. Roche, Kevin L. Williams, Charles H. Tuckey +1 more 2000-02-22
6019075 Air and fuel delivery system for fuel injected engines Yukio Kitamura 2000-02-01