Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11718381 | Transmission for hybrid propulsion system | Jennifer Michaeli, Alden Nelson | 2023-08-08 |
| 6367342 | Indexing drive and transmission | Christopher A. Weismann | 2002-04-09 |
| 5908366 | Drive train for a vehicle | Christopher A. Weismann, Peter H. Weismann, by Michele R. Weismann, executrix | 1999-06-01 |
| 5301565 | Transmission | Peter H. Weismann | 1994-04-12 |
| 5131285 | Transmission | Peter H. Weismann | 1992-07-21 |