Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6116623 | Dual cylinder cart with firewall divider | — | 2000-09-12 |
| D409902 | Clip-on protector for cylinder racks | — | 1999-05-18 |
| D405627 | Multiple D and E size cylinder stand | — | 1999-02-16 |
| D393747 | Cylinder stand strap | — | 1998-04-28 |
| D392081 | Cart adapter for small cylinder | — | 1998-03-10 |
| D389896 | Cylinder stand | — | 1998-01-27 |
| 5445399 | Retractable hand truck having positive leg lock | — | 1995-08-29 |
| 5261559 | Gas cylinder ring assembly | — | 1993-11-16 |
| 5180179 | Gas cylinder cart removable handle | — | 1993-01-19 |
| 5145311 | Cylindrical tank lift with four wheels for mobility and stability | — | 1992-09-08 |
| 5088685 | Gas cylinder ring assembly | — | 1992-02-18 |
| 5071148 | Cylinder cart having gauge guard | — | 1991-12-10 |