Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6659389 | Expanded hose coil deployment system | Richard Hoffmann | 2003-12-09 |
| 6267319 | Method and apparatus for rolling up hose into an expanded hose coil | Richard Hoffmann | 2001-07-31 |
| 4419451 | Oxygen scavenging system for anaerobiosis | Luther Winans, Jr. | 1983-12-06 |