Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6763891 | Production tree with multiple safety barriers | Bernard Humphrey, Jeffrey Paul Goetz, Kevin L. Ingram, Robert K. Voss | 2004-07-20 |
| 6722426 | Gasket with multiple sealing surfaces | Thomas F. Sweeney, George Chalmers | 2004-04-20 |