Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5706775 | Rotary valve apparatus for internal combustion engines and methods of operating same | Timothy S. Schweter, David M. Lane | 1998-01-13 |
| 4241934 | Anti-jackknife device for tractor-trailer combination | — | 1980-12-30 |
| 4187810 | Poppet valve stroke adjusting device for, and combination with, an internal combustion valve in head engine | — | 1980-02-12 |