Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE30769 | Mounting arrangement for impact rock-breaker | Delwin E. Cobb, Jerry D. Fidler, Nathan Gutman, Richard E. Livesay, Gerald P. Simmons | 1981-10-13 |
OS
Orrin A. Stemler
Overall (All Time): #4,098,734 of 4,157,543Top 100%
1
Patents All Time