Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5964507 | Transmission gearcase for multiple cutting heads | John A. Baird, Jr., Ian T. Carr | 1999-10-12 |
| 5720527 | Continuous highwall mining machine with armless conveyor | John J. Sartaine, John A. Baird, Jr., Ian T. Carr | 1998-02-24 |
| 5553926 | Self-propelled mining apparatus and method for cutting arched opening | John A. Baird, Jr., Ian T. Carr | 1996-09-10 |
| 5522647 | Continuous highwall mining machine with armless conveyor | John J. Sartaine, John A. Baird, Jr., Ian T. Carr | 1996-06-04 |
| 5143423 | Drum assembly for a continuous miner | Maurice K. LeBegue, Clarence H. Woodford, II, Leonard M. Sanders | 1992-09-01 |