Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4473047 | Compression release engine brake | Stanislav Jakuba, Walter H. Morse | 1984-09-25 |
| RE31164 | Cooling system for rock ripper tip | Delwin E. Cobb, Richard E. Livesay | 1983-03-01 |
| RE30769 | Mounting arrangement for impact rock-breaker | Delwin E. Cobb, Jerry D. Fidler, Richard E. Livesay, Gerald P. Simmons, Orrin A. Stemler | 1981-10-13 |
| 4265203 | Governor control having dual power settings | Donald E. Cain | 1981-05-05 |