In 1608, Dutch eyeglass maker Hans Lipperhey filed the first patent for a working telescope. The patent was denied.
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| Application No. | Application Title | Issue Date |
| 20100024702 | WATERCRAFT STABILIZATION SYSTEM This invention relates generally to the stabilization of watercraft, such as kayaks and canoes, and especially to the stabilization of a kayak to allow an individual to stand or move in a kayak without the kayak rocking or rolling over. The pontoon assembly is mounted t... | 02/04/2010 |
| 20090025624 | Accessory Platform Assembly for a Kayak The present invention is directed to an accessory platform assembly for attachment to kayak. The assembly comprises attachment means for attaching the assembly to the deck of a kayak, a frame attached to the attachment means, the frame holding a platform and allowing th... | 01/29/2009 |
| 20090007831 | Removable Device with Foldable Floats for Transforming a Monohull Vessel into a Multihull Vessel and Vessel Comprising the Device The invention relates to a device (1) which is used to convert a monohull vessel (2) into a multihull vessel, comprising a support structure (3) which is removably fixed to the vessel (2) and at least one lateral float (4) which is sol... | 01/08/2009 |
| 20080295757 | FLOATATION APPARATUS AND METHODS FOR PROVIDING A FLOATATION APPARATUS A floatation apparatus attachable to an outrigger extending from a side of a boat such as a shell for rowing includes a buoyant member, and at least one releasably attachable member operably attachable to the buoyant member for releasably attaching the floatation appara... | 12/04/2008 |
| 20080083364 | Inflatable fender system and method An inflatable fender system for protecting a watercraft from damaging contact with a permanent object, such as a dock, wharf, piling and rafted watercraft. Two elongated flexible substantially airtight tubular fenders are provided having a generally flat cross section w... | 04/10/2008 |
| 20070261625 | Suspension System for a Boat A suspension system (2) for a boat (4), which suspension system (2) is for mounting to a hull (6) of the boat (4), and which suspension system (2) comprises a single accommodation unit (8) for at least one person travelli... | 11/15/2007 |
| 20070181049 | Floatation apparatus for an all terrain vehicle A floatation apparatus for an all terrain vehicle, includes a bridging support adapted to extend under the all terrain vehicle from a first side to a second side. The bridging support has a first end and a second end. The bridging support has a first float support exten... | 08/09/2007 |
| 20070175373 | Apparatus and method for reducing motion of a floating vessel A vessel (2) comprises a first stabilizer assembly (14) and a second stabilizer assembly, each stabilizer assembly comprising at least one submergible at least partially hollow body; and suspending means (16) for suspending the or each body from the... | 08/02/2007 |
| 20070068436 | Watercraft stabilizer A watercraft stabilizer assembly includes a frame comprising a plurality of frame members connected together and a plurality of floats received on the frame. At least one clamp secures the frame to a watercraft. The clamp comprises clamp members that are securable toget... | 03/29/2007 |
| 20050098078 | Stabilizer, flotation and mast mount mechanisms and methods The invention relates to mechanisms, devices and methods for providing increased stability and functionality to vessels through the use of one or more flotation device(s), leeboard(s), mast or sail mounting mechanisms, or associated mounting mechanisms or techniques. ... | 05/12/2005 |
| 20050039663 | Small watercraft The present invention relates to saddle-riding type watercraft and other small watercraft. In an embodiment, the invention is a small watercraft capable of reducing noise by utilizing the sponson. For example, a small watercraft is provided with a sponson made of synthe... | 02/24/2005 |