WG

William E. Gifford

General Motors: 14 patents #1,030 of 18,328Top 6%
Overall (All Time): #357,955 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5289811 Purge control device Charles H. Covert, Joseph Fornuto, Otto Muller-Girard, Jr., Gordon R. Paddock 1994-03-01
RE34518 Vacuum actuated tank vapor vent valve Charles H. Covert, Kenneth W. Turner, Carl H. Sherwood, Richard W. Wagner 1994-01-25
5253629 Flow sensor for evaporative control system Joseph Fornuto, Karen M. Meyer, Otto Muller-Girard, Jr., Harold Milton Haskew 1993-10-19
5119791 Vapor storage canister with liquid trap Otto M. Girard, Jr., Charles H. Covert, Samuel Yu, Gordon R. Paddock, Richard H. Simons, Jr. 1992-06-09
5014742 Vacuum actuated tank vapor vent valve Charles H. Covert, Kenneth W. Turner, Carl H. Sherwood, Richard W. Wagner 1991-05-14
4917157 Vehicle tank vapor vent valve assembly Carl H. Sherwood, Charles H. Covert, Kenneth W. Turner 1990-04-17
4893643 Tank vapor vent valve assembly with improved overfill protection Carl H. Sherwood, Charles H. Covert, Kenenth W. Turner 1990-01-16
4732588 Canister using thermoelectric cooler Charles H. Covert, Edwin C. Storey 1988-03-22
4724861 Fuel tank venting Charles H. Covert, Joseph Fornuto, Roy A. Giacomazzi, Carl H. Sherwood 1988-02-16
4714485 Fuel vapor storage canister Charles H. Covert, Craig G. Kemler, Gordon R. Paddock 1987-12-22
4706708 Fuel tank venting Joseph Fornuto, Daniel Nolan, Carl H. Sherwood 1987-11-17
4683862 Fuel vapor storage canister Joseph Fornuto, Karen M. Meyer 1987-08-04
4359031 Engine air flow responsive control Donald D. Stoltman 1982-11-16
4203401 Evaporative emissions canister Charles A. Kingsley, James Spaulding 1980-05-20