Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4273344 | Motor quick-change chuck system for tool having cylindrically shaped adapter portion | Richard Lucius Benson, Mark Soderberg | 1981-06-16 |
| 4234277 | Motor quick-change chuck system for tool having cylindrically shaped adapter portion | Richard Lucius Benson, Mark Soderberg | 1980-11-18 |
| 4197061 | Rotary pneumatic vane motor with rotatable tubing contacted by vanes | — | 1980-04-08 |
| 4184692 | Motor quick-change chuck system for tool having cylindrically shaped adapter portion | Richard Lucius Benson, Mark Soderberg | 1980-01-22 |