Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6537354 | Valve assembly for vapor canister | Thomas Charles Meiller, Charles H. Covert | 2003-03-25 |
| 6537355 | Evaporative emission treatment device | Eileen Scardino, Jonathan M. Oemcke, Marshall Ferguson, Peter Alfred, Martin Martina | 2003-03-25 |
| 4946060 | Seal assembly for vehicle filler neck | Carl H. Sherwood, Karen M. Meyer, Charles H. Covert | 1990-08-07 |