Did You Know...
...that to encourage use of his new invention, the shopping cart, market owner Sylvan Goldman hired fake shoppers to push the carts around his store in Oklahoma City? Seems his customers were reluctant to give up their hand-carried baskets.
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| Number | Title | Issue Date |
| 7930985 | Sports board A sports apparatus configured to support a rider upon the water surface is disclosed and may comprise either a compartment in the top surface configured to accept personal articles and a watertight cover to prevent damage and loss of personal articles or a propulsio... | 04/26/2011 |
| 7614355 | Personal flying water jet apparatus A personal flying water jet apparatus consisting of two towing connected units: one is a floating platform, mainly an inflatable Ski Tube (12A) (and so on), equipped with water jet nozzles (18) directed downward and mounted on both sides by means of br... | 11/10/2009 |
| 7426896 | Prone operator position personal watercraft Personal watercraft systems are described. The personal watercraft systems include a housing for supporting a water jet engine system. The housing has a pickle fork shaped hull for operation enjoyment. A pair of sponsons is removably attachable to the housing to fac... | 09/23/2008 |
| 7329160 | Motorized watercraft A motorized watercraft with a hull of the craft on which a user lies prone, at least partially, or stands up, with a flow channel extending in the hull of the craft with an electric motor-driven water screw. The electric motor and the batteries, as well as the contr... | 02/12/2008 |
| 6901872 | Powered surfboard and powered skateboard A surfboard vehicle and a skateboard vehicle are each powered by a motor unit that is located in the rear of the vehicle and is located so the vehicle is balanced sufficiently to be used in competition and/or at high speeds. ... | 06/07/2005 |
| 6404071 | Engine stopping apparatus An engine stopping apparatus includes: a vehicle body 3 with an engine mounted therein; a transponder 5 to which information on identification of a driver has been inputted; a collating circuit for transmitting a collation signal to the transponder and fo... | 06/11/2002 |
| 5399111 | Watercraft A small water powered surface watercraft that is very compact in nature inasmuch as it has only a partial deck for accommodating the upper torso of a rider and passenger in side by side fashion. The watercraft is powered by an electric motor and battery c... | 03/21/1995 |
| 5394820 | Motorized water vehicle A motorized water vehicle includes a buoyant unit formed with a throughgoing opening at an intermediate location, and a separate power unit mounted within the opening when the two units are assembled together. The power unit includes an internal combustio... | 03/07/1995 |
| 4350113 | Motorized floatboard A motorized floatboard is disclosed, comprising: a hull having a plurality of watertight compartments, a power unit located aft, a steering device, also located aft, and adapted to be operated by the feet of a prone rider, an inclined chest plate, rearwar... | 09/21/1982 |
| 4020782 | Convertible surfboard A surfboard which is convertible from unpowered to motorized condition by the selective movement of a motor mounted in the elongated buoyant float member. Movement of the motor along the longitudinal axis of the float member does not substantially alter t... | 05/03/1977 |
