| 9758144 | Air supply system and method for a hovercraft | Jul 26, 13 | Sep 12, 17 | Charles E. Hill & Associates, Inc. |
| 9592906 | Air cushioned landing system for air vehicles | Sep 22, 14 | Mar 14, 17 | HYBRID AIR VEHICLES LIMITED |
| 8997909 | Air cushion transport | Mar 01, 12 | Apr 07, 15 | GAME CHANGERS, LLC |
| 8919475 | Ground effect load transportation | Feb 09, 11 | Dec 30, 14 | Kallista Properties Limited |
| 8800707 | Modular system and methods for moving large heavy objects | Aug 23, 11 | Aug 12, 14 | THE BOEING COMPANY |
| 7654353 | Wrapped-cone fingers for skirt systems | Aug 31, 06 | Feb 02, 10 | TEXTRON INC. |
| 5931248 | Durable roll-stabilizing keel system for hovercraft | Sep 15, 97 | Aug 03, 99 | The United States of America as represented by the Secretary of the Navy |
| 5560443 | Hovercraft having segmented skirt which reduces plowing | Sep 26, 94 | Oct 01, 96 | Not available |
| 5542366 | Air cushion vehicle with high stability skirt system | Apr 07, 95 | Aug 06, 96 | TEXTRON IPMP L.P. |
| 5501291 | Skirt for an air cushion vehicle and filament member thereto | Jun 09, 94 | Mar 26, 96 | ATOTECH DEUTSCHLAND GMBH, Dan/Hover c/o Leif Qvist, |
| 5279379 | Compact, coupled propulsion and lift unit for hovercraft | Jun 18, 91 | Jan 18, 94 | PLASTICAIR INC. |
| 5119897 | Means for mounting a skirt on an air cushion vehicle | Dec 20, 90 | Jun 09, 92 | Not available |
| 4924958 | Finger skirt for an air cushion vehicle | Jul 15, 88 | May 15, 90 | KAWASAKI JUKOGYO KABUSHIKI KAISHA |
| 4905781 | Water skate | Nov 30, 88 | Mar 06, 90 | H.S.I. Products, Inc. |
| 4896610 | Fluid cushion device | Jul 10, 87 | Jan 30, 90 | Super X Limited |
| 4848501 | Air cushion vehicle | May 07, 87 | Jul 18, 89 | GOODWIN, WILLIAM |
| 4834011 | Air cushion vehicle stern seal | Sep 13, 88 | May 30, 89 | The United States of America as represented by the Secretary of the Navy |
| 4821829 | Air cushion vehicle | Jul 31, 87 | Apr 18, 89 | HSI PRODUCTS, H.S.I. Products, Inc., |
| 4718501 | Self-trailering hovercraft | Sep 05, 85 | Jan 12, 88 | Not available |
| 4696362 | Retractable, lever action, scroll seal for a surface effect ship | Feb 24, 86 | Sep 29, 87 | The United States of America as represented by the Secretary of the Navy |