Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9238993 | Exhaust manifold with hybrid construction and method | Sreedhar V. Chanda | 2016-01-19 |
| 8661671 | Method for making catalytic converters with automated substrate crack detection | — | 2014-03-04 |
| 8356411 | Exhaust manifold with hybrid construction and method | Sreedhar V. Chanda | 2013-01-22 |
| 8302306 | Method for making two-piece catalytic converter with double wall mid-section | Joseph Salmonowicz, Brad M. Schneemann, John C. Studabaker | 2012-11-06 |
| 7765801 | Exhaust gas treatment device with insulated housing construction | Joseph Salmonowicz, Brad M. Schneemann, John C. Studabaker | 2010-08-03 |
| 7611561 | Diesel exhaust filter construction | Michael J. Remenar | 2009-11-03 |
| 7431896 | Vacuum-insulated exhaust treatment devices, such as catalytic converters, with passive controls | John P. Biel, Jr., David K. Benson, Steven D. Burch, Matthew Allen Keyser, Lance Mews +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, Matthew Allen Keyser, Lance Mews +2 more | 2005-06-21 |
| 6884398 | Vacuum-insulated exhaust treatment devices with radially-extending support structures | John P. Biel, Jr., Lance Mews, Donald R. Rigsby | 2005-04-26 |
| 6875407 | Vacuum-insulated exhaust treatment device with phase change materials and thermal management system | John P. Biel, Jr., Steven D. Burch, Terry R. Penney | 2005-04-05 |
| 5495873 | Patterned air gap engine exhaust conduit | Steven J. Butkiewicz, Samuel H. Carrier, Donald L. Fellows, Jr., Earl W. Mattson, Terrence L. Scofield | 1996-03-05 |