Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4875812 | Cutting tool employing a double pin retention assembly | Thomas O. Floyd, Nick Savas, Walter H. Kelm | 1989-10-24 |
| 4620822 | Flat bottom hole drill | Terry A. Schroeder | 1986-11-04 |
| 4449864 | Consumable self-regenerative ledge cutting insert | Terry A. Schroeder | 1984-05-22 |
| 4411565 | Finishing insert with improved chip control | Jayanta Hazra | 1983-10-25 |
| 4359300 | Cutting insert with improved chip control | Jayanta Hazra | 1982-11-16 |