Did You Know...
...that Robert Adler has the dubious distinction of being the Father of the Couch Potato? Back in 1955 Adler was employed by what was then Zenith Radio Corp., where he was charged to invent something that would allow viewers to turn down the TV volume without leaving their chairs. After a series of flops (such as a wired contraption that people tripped over), Adler hit on the idea of using sound waves. Thus the Remote Control was born...
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| Number | Title | Issue Date |
| 7175923 | Optical instrument An optical instrument which has an optical system that includes an ocular lens and a reticle located in the optical system, wherein a phosphorescence pigment is applied to a surface of the reticle facing toward the ocular lens, and light irradiated from outside thro... | 02/13/2007 |
| 6967342 | Method and apparatus for improved ultraviolet (UV) treatment of large three-dimensional (3D) objects The invention is a method of irradiating at least one surface of a three-dimensional object (36, 114) with a desired ultraviolet light irradiance flux produced by an ultraviolet light source (22, 102). The invention determines a position at which the t... | 11/22/2005 |
| 5047638 | Passive boresighting system A boresighting system including an optically pumped target member for correlating the boresight between a plurality of components such as a laser rangefinder/designator (LRF/D), a thermal imager such as a Forward Looking Infrared (FLIR) device, and a vide... | 09/10/1991 |
| 5036206 | Combined laser position detector, infrared emissivity target and TV target A combined laser position detector, infrared emissivity target and television target includes a light-transparent substrate having a TV target on one side and an infrared target on a second side, with the two targets in registration with one another. Alte... | 07/30/1991 |
| 4743765 | Arrangement of a sighting mark and a light-producing source of energy therefor The invention relates to an arrangement of a sighting mark and a light-producing source of energy therefor in an optical sighting instrument, especially a telescopic sighting tube. The invention is characterized in that at least one light-emitting capsule... | 05/10/1988 |
| 4710636 | Reticle plate having a fluorescing pattern In a reticle plate, a pattern is provided which contains a material that, when activated by a particular source of light, becomes highly visible in the field of view of the viewing instrument.... | 12/01/1987 |
| 4649274 | Temperature stable boresight module Laser guided weapons delivery systems are now well known. Such systems, termed laser designator/sighting devices, are optical devices. One of the major potential sources of error in optical devices is misalignment of optical elements, particularly in heli... | 03/10/1987 |
| 4364640 | Arrangement for brightness gains of passive display units A device for capturing, guiding and concentrating light for coupling out of an outlet window comprising at least one flexible foil of synthetic material containing a fluorescent substance for converting ambient light into fluorescent light and means for f... | 12/21/1982 |
| 4168429 | Infrared borescope device and method of boresight alignment of a weapon An infrared (IR) borescope device and a method of its use in the boresight lignment of small caliber weapons. The borescope device has a tapered or expandable mandrel for fitting into the muzzle end of a weapon and a housing containing an IR phosphor cover... | 09/18/1979 |
| 4126384 | Self-illuminated liquid crystal display device A liquid crystal device includes a liquid crystal material encapsulated between two glass plates having electrodes on their inner surfaces. An illuminator is provided across the back of the liquid crystal device. The illuminator includes a radioactive mat... | 11/21/1978 |
| 4070763 | Aiming/sighting device An aiming device is provided which combines the directional properties of llow micro-channel or similar fibers and the light radiation properties of Day-Glo plastics and phosphorescent paints.... | 01/31/1978 |
| 3938875 | Sight for use on hand firearms and a method of using it A sighting device for a firearm to be used with both eyes open is provided, wherein a tubular housing, open at the end nearest the shooter, includes means for forming a virtual image of a small luminous spot. When viewed by the shooter, the spot appears t... | 02/17/1976 |
| 3937968 | Optical aiming device employing radioluminous material An aiming device of the general type shown in U.S. Pat. No. 2,488,541 is disclosed. The device comprises a tubular housing for mounting on a gun or other device which must be manually aimed and the housing contains a spot source of light which is projecte... | 02/10/1976 |
