Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE42238 | Combined ballast and signalling device for a personal flotation device | Robert Manuel Carmichael | 2011-03-22 |
| RE42149 | Water safety and survival system | Robert Manuel Carmichael | 2011-02-15 |
| 7056179 | Combination inflator and manifold assembly | — | 2006-06-06 |
| 7018257 | Volume amplified compressed gas life jacket and life raft inflator | — | 2006-03-28 |
| 6805519 | Garment integrated multi-chambered personal flotation device or life jacket | — | 2004-10-19 |
| 6666622 | Personal flotation device with eccentric fixed and mobile ballast and buoyant members | Robert Manuel Carmichael | 2003-12-23 |
| 6659689 | Garment integrated personal flotation device | Robert Manuel Carmichael | 2003-12-09 |
| 6558082 | Combined ballast and signalling device for a personal flotation device | Robert Manuel Carmichael | 2003-05-06 |
| 6530725 | Water safety and survival system | Robert Manuel Carmichael | 2003-03-11 |
| 6527479 | Break away counterweight with neutralizing buoyancy offset for diver's safety | Robert Manuel Carmichael | 2003-03-04 |
| 6203246 | Break away counter weight assembly with neutralizing buoyancy offset for diver's safety | Robert Manuel Carmichael | 2001-03-20 |
| 5855454 | Water safety and survival system | Robert Manuel Carmichael | 1999-01-05 |
| 5516233 | Water safety and survival system | — | 1996-05-14 |
| 4779554 | Rigid diver backpack with internal buoyancy compensator and ballast compartment | — | 1988-10-25 |
| 4732305 | Weight belt for underwater diving | Philip W. Ford, Jay L. Kahn, John M. Patty, Daniel R. Rodarte | 1988-03-22 |
| 4681552 | Combined life vest device and buoyancy compensator | — | 1987-07-21 |
| 4645465 | Scuba gear with combined flotation and transport device | — | 1987-02-24 |