Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8261860 | Hybrid powertrain system using free piston linear alternator engines | Paul M. Najt, Tang-Wei Kuo, Aristotelis Babajimopoulos, Zoran S. Filipi, George Lavoie +1 more | 2012-09-11 |
| 8033954 | Hybrid powertrain with reversing engine and method of control | Mark A. Theobald, Madhusudan Raghavan, Paul M. Najt, Alan G. Holmes, Norman K. Bucknor | 2011-10-11 |
| 7802553 | Method to improve combustion stability in a controlled auto-ignition combustion engine | Paul M. Najt, Tang-Wei Kuo, James A. Eng | 2010-09-28 |
| 7740002 | Fuel injector | Yangbing Zeng, Andreas M. Lippert, Arun S. Solomon | 2010-06-22 |
| 7637251 | Method and apparatus to determine magnitude of combustion chamber deposits | Tang-Wei Kuo, Paul M. Najt, James A. Eng, Orgun A. Guralp, Zoran S. Filipi +2 more | 2009-12-29 |
| 7559394 | Energy recovery system | Sherif H. El Tahry, Paul M. Najt | 2009-07-14 |
| 7412322 | Method and apparatus for engine control during auto-ignition combustion | Paul M. Najt | 2008-08-12 |
| 7367319 | Method and apparatus to determine magnitude of combustion chamber deposits | Tang-Wei Kuo, Paul M. Najt, James A. Eng, Orgun A. Guralp, Zoran S. Filipi +2 more | 2008-05-06 |
| 7246597 | Method and apparatus to operate a homogeneous charge compression-ignition engine | Tang-Wei Kuo, Paul M. Najt, James A. Eng | 2007-07-24 |
| 7040266 | Electro-hydraulic engine valve actuation | Zongxuan Sun | 2006-05-09 |
| 6595181 | Dual mode engine combustion process | Paul M. Najt, David L. Reuss | 2003-07-22 |
| 6588396 | Spark ignition direct injection engine with oval fuel spray into oblong piston bowl | David Cleary, Tang-Wei Kuo, Paul M. Najt, Arun S. Solomon, Andreas M. Lippert +1 more | 2003-07-08 |
| 6450136 | Variable compression ratio control system for an internal combustion engine | Edward D. Klomp | 2002-09-17 |
| 4969330 | Two cycle engine catalytic emission control | Edward G. Groff, Roger B. Krieger, Robert A. Bolton, Paul E. Reinke | 1990-11-13 |
| 4919088 | Two cycle engine scavenging heat control | Roger B. Krieger | 1990-04-24 |
| 4827883 | Variable swirl inlet port | Bahram Khalighi | 1989-05-09 |
| 4549506 | Engine intake system with modulated tuning | William B. Rush, II | 1985-10-29 |
| 4489595 | Engine air inlet pressure measurement | Edward D. Klomp | 1984-12-25 |
| 4463601 | Method and apparatus for measuring mass airflow | — | 1984-08-07 |