Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6244336 | Double shearing rams for ram type blowout preventer | — | 2001-06-12 |
| 5890848 | Method and apparatus for simultaneously lubricating a cutting point of a tool and controlling the application rate of the tool to a work piece | — | 1999-04-06 |
| 5611404 | Hydraulic impulse tool with enhanced fluid seal | Paul A. Biek | 1997-03-18 |
| 5591070 | Air tool with exhaust diverting valve | — | 1997-01-07 |