Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10995617 | Mining rock deflector apparatus and method | Edward Protiva, Jessica Larew | 2021-05-04 |
| 10808533 | Mining rock deflector apparatus and method | Edward Protiva, Jessica Larew | 2020-10-20 |
| 7207431 | Conveyor belt drip pan assembly | — | 2007-04-24 |
| 4969691 | Method and apparatus permitting beltway advance in a mining scheme | Thomas Moore, Robert Joseph Kaminsky, JR. | 1990-11-13 |
| 4865390 | Continuous mining machine with roof supporting apparatus and method for anchoring crossbeam supports | Samuel E. Shrader, William G. Young, Robert Joseph Kaminsky, JR. | 1989-09-12 |