Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9002550 | Use of torque model at virtual engine conditions | Daniel G. Brennan, Leonard G. Wozniak, Robert C. Simon, Jr., Jeffrey M. Kaiser, Emil Ritzen +3 more | 2015-04-07 |
| 7474955 | Method and apparatus for air fuel ratio adjustment | Thomas Wittefeldt, Erik Sunnegårdh, Staffan Seth | 2009-01-06 |
| 7346447 | Engine knock control for turbocharged engines | Douglas J. Babcock, Emil Ritzen | 2008-03-18 |