Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7431896 | Vacuum-insulated exhaust treatment devices, such as catalytic converters, with passive controls | John P. Biel, Jr., David K. Benson, Steven D. Burch, Frederick B. Hill, Jr., Matthew Allen Keyser +2 more | 2008-10-07 |
| 6908595 | Vacuum-insulated exhaust treatment devices, such as catalytic converters, with passive controls | John P. Biel, Jr., David K. Benson, Steven D. Burch, Frederick B. Hill, Jr., Matthew Allen Keyser +2 more | 2005-06-21 |
| 6884398 | Vacuum-insulated exhaust treatment devices with radially-extending support structures | John P. Biel, Jr., Frederick B. Hill, Jr., Lance Mews | 2005-04-26 |
| 5775153 | Hydroforming offset tube | Jerome C. Abbott | 1998-07-07 |
| 5715718 | Hydroforming offset tube | Jerome C. Abbott | 1998-02-10 |
| 5600983 | Controlled time-overlapped hydroforming | — | 1997-02-11 |
| 5582052 | Controlled time-overlapped hydroforming | — | 1996-12-10 |
| 5475911 | Multi-stage dual wall hydroforming | Gary L. Wells, James R. Dehlinger | 1995-12-19 |
| 5363544 | Multi-stage dual wall hydroforming | Gary L. Wells, James R. Dehlinger | 1994-11-15 |
| 5170557 | Method of forming a double wall, air gap exhaust duct component | — | 1992-12-15 |
| 4798076 | Nipple forming apparatus | James R. Dehlinger, David A. Passmore | 1989-01-17 |
| 4708390 | Laser contour cut door beams | Gunther H. Palentyn, James R. Dehlinger | 1987-11-24 |
| 4644128 | Laser contour cut manifolds | Gunther H. Palentyn, James R. Dehlinger | 1987-02-17 |
| 4636608 | Laser contour cut door beams | Gunther H. Palentyn, James R. Dehlinger | 1987-01-13 |