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"The wireless music box has no imaginable commercial value. Who would pay for a message sent to nobody in particular?"
David Sarnoff, American radio pioneer ; 1921
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| Number | Title | Issue Date |
| 7231880 | Vessel with a multi-mode hull A ship having a multi-mode hull where the draft, seakeeping, and payload-carrying capacity are varied to match the requirements of the required mission. For example, the ship has a hull with first and second hull portions and with an interconnecting hull structure, ... | 06/19/2007 |
| 7219613 | Reconfigurable attack and reconnaissance vessel II A reconfigurable marine vessel is disclosed. The marine vessel includes an upper hull, two propulsion hulls, and two struts for coupling the propulsion hulls to the upper hull. The struts are segmented and are capable of reconfiguring the marine vessel. The upper hu... | 05/22/2007 |
| 7004101 | Boat with stabilizer adapted to serve as loading platform The hull of a boat includes an opening which is closed by a door attached to the hull with a hinge and capable of limited pivoting motion on the hinge with a substantially horizontal axis of the pivot. In its upright first extreme position the door comprises a part ... | 02/28/2006 |
| 6792886 | Planing landing craft An improved landing craft includes a hull that supports bow and stern ramps for enabling vehicles to drive through during loading and unloading. The drive-through arrangement also enables the crew to load and unload the craft much faster and more easily than existin... | 09/21/2004 |
| 5488918 | Optimized barge bow form and methods of use thereof A barge for the commercial shipping of cargo along an inland waterway having an economically optimized bow, a stern, elongated sidewalls extending between the bow and the stern, and a bottom interconnecting the bow, stern and sidewalls. The bow has a prof... | 02/06/1996 |
| 4304190 | Ferry boat A boat is disclosed which is particularly adapted for operation in rough seas. It includes a closed support hull, open support structure extending upwardly from the support hull, a deck mounted above the support hull and on the open support structure, a c... | 12/08/1981 |
| 4008675 | Ship of the type facilitating vehicle transport A ship comprising a hull in which vehicles can be readily loaded and unloaded from at least two ramps at about the same level, the ramps communicating with a cargo-carrying portion extending through two decks and comprising fully separated cargo volumes, ... | 02/22/1977 |
| 3930450 | Boat ride for amusement park A boat ride system for an amusement park, which includes a main channel and an auxiliary channel extending under the main channel and isolated from it except along a narrow slot. A boat for carrying people includes a hull floating in the main channel, a p... | 01/06/1976 |
