In 1608, Dutch eyeglass maker Hans Lipperhey filed the first patent for a working telescope. The patent was denied.
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| Number | Title | Issue Date |
| 8146526 | Boat door A boat hull having a door that can swing to an open position and closed position. The door can be used for entering or exiting the boat. The door can remain closed by a latch, or a door handle. A seal may be disposed between the door and the door frame to keep water... | 04/03/2012 |
| D652090 | Doll | 01/10/2012 |
| 8028845 | Truck trailer removeable rack A rack having a member; the member having a clip portion; the clip portion having a wall, the wall having a bottom indent and a top indent; whereby the top indent and the bottom indent are capable of being removably secured to an E-track. ... | 10/04/2011 |
| 8016686 | Retractable challenge course A retractable challenge course having a support beam (15); an overhead tracking member (120) secured with respect to the support beam (15); a vertical support member (125) pivotally connected via a pivot aperture (220) to the suppo... | 09/13/2011 |
| D642108 | Boat hull and bow | 07/26/2011 |
| 7981004 | Elevated adventure course An elevated adventure course, having an entrance-exit platform connected to a support member; a tracking member secured to a top portion of the support member; an element secured to said support member; and a path defined by a plurality of the elements that leads to... | 07/19/2011 |
| 7883078 | Cam clamp A clamp having a first member and a second member; and a mechanism to linearly displace the first member and the second member away from, and toward each other in unison. ... | 02/08/2011 |
| 7762864 | Noise generator An apparatus and method of making noise comprising a noise maker comprising a proximal cylinder portion 20 and a distal cylinder portion 60, a large internal member terminating in at least one finger 38; at least two reeds 40 secured in a... | 07/27/2010 |
| 7605696 | System and method for real time location tracking and communications Disclosed is a system and method for tracking location of objects (personnel) at a site. The system comprises: a central server, plurality of remote locator tags disposed on the objects, plurality of remote repeater devices capable of transmitting data signals to lo... | 10/20/2009 |
| 7575120 | ATV hoist A hoist that is demountably secured to a frame of an all terrain vehicle, comprising a base that is demountably secured to the frame; an arm-base bracket that is secured to a top surface of said base; a base arm that is pivotably mounted to a front portion of said a... | 08/18/2009 |
| 7549668 | Integral hitch and beam A unitary or integral hitch and beam, which is a single unit that can be installed on vehicles of varying dimensions. The integral hitch and beam may reduce manufacturing time, weight, and parts, thus reducing cost of vehicles with hitches. The beam is cut to length... | 06/23/2009 |
| 7416054 | Cable hook tracking system An apparatus and method of traversing across elements of a challenge course by use of a tracking system that can continuously retain the harness cable that descends to the participant, as the moveable member moves in a substantially horizontal direction along the sa... | 08/26/2008 |
| 7311254 | Booking station A booking station, comprising: a front, a back, a top, a bottom, a right side, and a left side, said front having a large front door that is hingedly connected to said front, said front also having a small front door that is hingedly connected to said front; a keybo... | 12/25/2007 |
| 7309080 | Extendable arm for a motor vehicle An extendable arm that extends from a police vehicle towards a pulled over vehicle. The arm allows for two-way communication or document transfer. The police officer can position the extendable arm while seated in the vehicle. The extendable arm includes a main shaf... | 12/18/2007 |
| 6205951 | Livestock feeder This invention is a livestock feeder comprising a top gate, a bottom gate, a center gate disposed between the top gate and the bottom gate, the top gate, the bottom gate, and the center gate define a gate system. The bottom gate can swing inward when the ... | 03/27/2001 |
| 5988909 | Writing instrument with ergonomic grip A writing instrument is disclosed having a tubular shaft. A grip is provided having a contoured surface for facilitating manual gripping of the writing instrument. The grip is axially aligned with, and attached to one end of, the shaft. A marking mechanis... | 11/23/1999 |
| 5799866 | Household food container The present invention relates to a food storage device that is capable of storing food items for an extended period of time. This device includes a bottom wall that has a sidewall extending upward from its periphery forming a cavity therein. A removable p... | 09/01/1998 |
| 5788873 | Snow mold A snow mold including a pair of mold halves interconnected along a common edge by a hinge. Each mold half includes a mold cavity which cooperate to mold an object when closed together. Each mold cavity further includes a stencil pattern extending through ... | 08/04/1998 |
| 5636629 | Nasal glove The present invention relates to a nose filter device that is a unitary item which fits snugly on the nose. The nasal glove has essentially two parts, a filter material having a circumference, and enough surface area to cover both nostrils, and the nose o... | 06/10/1997 |
| 5628552 | Portable multi-compartment drawer A portable desk drawer that functions both as a conventional drawer and an attache case. The portable desk drawer may be attached to various furniture pieces by a bracket which attaches to the glides, or the portable desk drawer may be used in conjunction... | 05/13/1997 |
| 5596839 | Modified long term self feeding planter A planter to hold conventional plants with soil. The planter has a cavity which holds water. The water enters the soil through apertures, or a sponge, which in turn, feeds the plant. This allows the plant owner/caretaker to water the plant less often beca... | 01/28/1997 |