Issued Patents All Time
Showing 26–39 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5918577 | Stratified exhaust residual engine | Ronald Lee Martelli, Christopher Warren | 1999-07-06 |
| 5735238 | Heat management system for internal combustion engines | Stephen George Russ | 1998-04-07 |
| 5671716 | Fuel injection system and strategy | Robert E. Hetrick, Harold Sean Hilbert, Michael H. Parsons | 1997-09-30 |
| 5649512 | Independent cylinder idle air control system | Ansel Bernard Flanery, Jr., Robert A. Stein | 1997-07-22 |
| 5642703 | Internal combustion engine with intake and exhaust camshaft phase shifting for cylinder deactivation | Julian A. LoRusso | 1997-07-01 |
| 5592916 | Internal combustion engine having intake port throttles incorporating charge motion control | Robert A. Stein | 1997-01-14 |
| 5526789 | Internal combustion engine intake system with variable tuning | Robert A. Stein | 1996-06-18 |
| 5467748 | Internal combustion engine with intake port throttling and exhaust camshaft phase shifting for cylinder deactivation | — | 1995-11-21 |
| 5309880 | Dual induction system for internal combustion engine having splayed intake passages | Richard Salvatore Mazzella, Gordon W. Sweetnam | 1994-05-10 |
| 5307784 | Induction system for internal combustion engine | Michael Choma, Timo A. Wiemero | 1994-05-03 |
| 5277160 | Internal combustion engine with dual intake passages servicing a single intake valve | Michael Choma, Philip William Husak | 1994-01-11 |
| 5267543 | Dual induction system for internal combustion engine | James Michael Novak, Timo A. Wiemero | 1993-12-07 |
| 5263440 | Intake manifold for internal combustion engine | Louis G. Bodnar, Michael Choma, Donald R. Michie | 1993-11-23 |
| 4930468 | Ice with single intake valve and dual intake manifold runners | — | 1990-06-05 |