Issued Patents All Time
Showing 25 most recent of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7431563 | Wheel | Johann Kraemer, Siegfried Sumser | 2008-10-07 |
| 7428813 | Internal combustion engine comprising an exhaust gas turbocharger | Helmut Finger, Siegfried Sumser | 2008-09-30 |
| 7409943 | Engine braking method for a supercharged internal combustion engine | Michael Benz, Stephan Krätschmer, Alexander Stadelmaier, Siegfried Sumser | 2008-08-12 |
| 6854272 | Exhaust gas turbocharger for an internal combustion engine | Helmut Finger, Lothar Lenke, Siegfried Sumser | 2005-02-15 |
| 6834500 | Turbine for an exhaust gas turbocharger | Siegfried Sumser, Stephan Schenkel | 2004-12-28 |
| 6546728 | Exhaust-gas turbocharger for an internal combustion engine and method of operating an exhaust-gas turbocharger | Siegfried Sumser | 2003-04-15 |
| 6497097 | Turbocharged engine having engine compression braking control | Siegfried Sumser | 2002-12-24 |
| 6443696 | Exhaust gas turbocharger turbine | Wolfgang Erdmann, Carsten Funke, Thomas Hardt, Paul Löffler, Siegfried Sumser | 2002-09-03 |
| 6318084 | Internal-combustion engine having an engine braking device | Siegfried Sumser | 2001-11-20 |
| 6295814 | Internal-combustion engine with an exhaust gas turbocharger | Marco Schade, Siegfried Sumser | 2001-10-02 |
| 6269643 | Turbocharger system for internal combustion engines | Siegfried Sumser | 2001-08-07 |
| 6263673 | Method for operating a supercharged internal combustion engine and device for this purpose | Siegfried Sumser | 2001-07-24 |
| 6256991 | Turbocharger system for internal combustion engine | Siegfried Sumser | 2001-07-10 |
| 6250145 | Method of operationally testing an exhaust gas turbocharger having a variable turbine geometry | Martin Honold, Siegfried Sumser | 2001-06-26 |
| 6224333 | Exhaust gas turbocharger for an internal-combustion engine | Paul Loeffler, Siegfried Sumser | 2001-05-01 |
| 6223534 | Engine-braking arrangement for an internal combustion engine with an exhaust-gas turbocharger | Wolfgang Erdmann, Carsten Funke, Jurgen Lenz, Paul Löffler, Siegfried Sumser | 2001-05-01 |
| 6220032 | Engine braking process for a supercharged internal-combustion engine | Siegfried Sumser | 2001-04-24 |
| 6216459 | Exhaust gas re-circulation arrangement | Helmut Daudel, Helmut Finger, Siegfried Sumser | 2001-04-17 |
| 6209323 | Motor vehicle engine brake control method | Siegfried Sumser | 2001-04-03 |
| 6202414 | Method and apparatus for regulating a supercharged internal combustion engine | Siegfried Sumser | 2001-03-20 |
| 6167703 | Internal combustion engine with VTG supercharger | Werner Rumez, Siegfried Sumser | 2001-01-02 |
| 6164249 | Piston for an internal combustion engine | Martin Honold, Siegfried Sumser | 2000-12-26 |
| 6102146 | Method of adjusting the engine braking performance of a supercharged internal-combustion engine | Siegfried Sumser | 2000-08-15 |
| 6101812 | Motor brake arrangement for a turbocharged engine | Siegfried Sumser | 2000-08-15 |
| 6035638 | Internal combustion engine with exhaust gas turbocharger | Siegfried Lamsbach, Marcoo Schade, Siegfried Sumser | 2000-03-14 |