Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11261814 | System and method for detecting engine misfire | Allen Lehmen | 2022-03-01 |
| 10400702 | Engine fueling during exit from a deceleration fuel shut-off condition | — | 2019-09-03 |
| 10041424 | Methods and system for catalyst reactivation | Paul Mahlon Ranspach, Allen Lehmen | 2018-08-07 |
| 9599052 | Methods and system for catalyst reactivation | Paul Mahlon Ranspach, Allen Lehmen | 2017-03-21 |
| 7775226 | Umbrella | Erin MacDonald, Njemile Vinson, Tony Koenigsknecht | 2010-08-17 |