Did You Know...
...that the Slinky toy was the result of a failed attempt by engineer Richard James to produce an antivibration device for ship instruments? His goal was to develop a spring that would instantaneously counterbalance the wave motion that rocks a ship at sea. Instead, he developed the Slinky.
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| Number | Title | Issue Date |
| 8100537 | Laser lighting apparatus with heatsink housing A laser landscape lighting apparatus for use in accent lighting applications for landscapes and outdoor venues. In one embodiment, the laser landscape lighting apparatus includes a coherent light source in combination with a diffractive optical element and optionall... | 01/24/2012 |
| 8057045 | Star field projection apparatus A projection apparatus for generating a moving star field and a cloud-like effect comprises a means for generating a cloud-like effect using at least one non-coherent light source, a means for generating a moving star field using at least one coherent light source a... | 11/15/2011 |
| 7774960 | Apparatus for applying canvas to frame An apparatus (100) for applying canvas to a frame comprising a surface (112) for supporting a sheet of canvas and a frame, a pair of parallel members (114) mounted on the support surface of the apparatus, means (141) for retaining the can... | 08/17/2010 |
| 7762245 | Compound bow The present invention is an improved compound bow. In particular, the present invention is directed to an adjustable compound bow for hunting and archery with noise reduction features. The preferred embodiment of the bow comprises a riser having a main riser length ... | 07/27/2010 |
| D615792 | Exercise mat | 05/18/2010 |
| 7661880 | Radiographic sensor positioning system The present invention is a radiographic sensor positioning system. In particular, the present invention is directed to a system for positioning a digital dental radiographic sensor in a patient's mouth and for positioning a radiographic device, e.g. a gamma ray sour... | 02/16/2010 |
| D599842 | Calculator | 09/08/2009 |
| D595338 | Calculator | 06/30/2009 |
| D585931 | Calculator | 02/03/2009 |
| 7373934 | Compound bow The present invention is an improved compound bow. In particular the present invention is directed to an adjustable compound bow for hunting and archery with noise reduction features. The preferred embodiment of the bow comprises a riser having a main riser length w... | 05/20/2008 |
| D563460 | Calculator | 03/04/2008 |
| 7290928 | Radiographic sensor positioning system The present invention is a radiographic sensor positioning system. In particular, the present invention is directed to a system for positioning a digital dental radiographic sensor in a patient's mount and for positioning a radiographic device, e.g. a gamma ray sour... | 11/06/2007 |
| 7097356 | Radiographic sensor positioning system The present invention is a radiographic sensor positioning system. In particular, the present invention is directed to a system for positioning a digital dental radiographic sensor in a patient's mouth and for positioning a radiographic device, e.g. a gamma ray sour... | 08/29/2006 |
| 7097321 | Earpiece light The present invention is an improved earpiece light. In particular, the present invention is directed to an earpiece having a power supply and a light source mounted on the earpiece. The earpiece light is preferably for use on a person's outer ear. The earpiece ligh... | 08/29/2006 |
| 6834978 | Earpiece light The present invention is an improved earpiece light. In particular, the present invention is directed to an earpiece having a power supply and a light source mounted on the earpiece. The earpiece light is preferably for use on a person's outer ear. The earpiece ligh... | 12/28/2004 |
| 6832628 | Variable pressure regulated flow controllers The present invention is an intrinsically safe pneumatically actuated flow controller. A preferred embodiment for the flow controller has a housing assembly defining an inlet port, an outlet port, a pressure signal inlet port, and a main flow path extending between ... | 12/21/2004 |
| 6793369 | Light fixture The present invention generally relates to a lighting fixture where individual light sources can be removed and/or replaced from a strand of light sources. The preferred embodiment of the light fixture comprises a plurality of light sources strung together by a plur... | 09/21/2004 |
| 6622753 | Variable pressure regulated flow controllers A flow controller having a first and second stages of regulation. The first stage is a pressure regulation stage that maintains the pressure within an intermediate chamber (formed by a series of interconnected passageways and cavities) within a predetermi... | 09/23/2003 |
| 6554446 | Step illumination apparatus A step lighting apparatus comprising a coextrusion of a light reflective gray strip with a dark plastic body. The apparatus is mountable to the nose of a stair step where the reflective strip is located at the edge of the step. The strip is made from a ma... | 04/29/2003 |
