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 |
| 7117608 | Spirit level A spirit level comprising a body having a level face for setting a surface, at least one bubble vial mounted in the body, the bubble vial having a longitudinal axis generally perpendicular to the level face, and an optical transfer element fixed to the body which tr... | 10/10/2006 |
| 6972899 | Wide band erbium-doped fiber amplifier with gain enhancement A wide band erbium-doped fiber amplifier with a gain enhancement is provided comprising a first fiber amplifier adapted to amplify C-band components of an input optical signal, a second fiber amplifier connected to the first fiber amplifier in series while being dis... | 12/06/2005 |
| 6637577 | Banknote scope The present invention provides a banknote scope that is comprised of a lightproof cartridge and a circuit control-detecting device, wherein a light-emitting component of said detecting device is set upon the inside of the lightproof cartridge; said lightp... | 10/28/2003 |
| 5917651 | Window structure of an indicator unit A reflecting surface is formed at a rear side of a thick portion so that when viewed from the center front relative to the thick portion, light is reflected by the reflecting surface to let the color of the panel be seen as the color of the thick portion.... | 06/29/1999 |
| 5390625 | Driver's overhead indicator for automobile A driver's overhead indicator for automobile is a device using a reflecting plate in front of an instrument panel the image of which can be reflected through a secondary reflection onto a projecting plate which is installed on top of a dashboard. Both the... | 02/21/1995 |
| 5000542 | Optical type encoder In an optical type encoder for projecting a light beam onto an optical type scale having a diffraction grating formed thereon, forming an interferenced light by the use of a diffracted light from the scale, and photoelectrically converting the interferenc... | 03/19/1991 |
| 4856997 | Architectural scale model viewer and method for using A device for viewing architectural scale models from the same eye level perspective of a normal sized person viewing the full scale buildings. The device comprises a horizontal base component having a mirror thereon and a vertical component adjustably mou... | 08/15/1989 |
| 4613395 | Apparatus for bonding a printing plate on a base film Methods of bonding a printing plate on a base film and an apparatus therefor are disclosed. The apparatus includes a pair of support mechanisms, one of which is horizontally located and the other of which is disposed at a right angle with respect to the h... | 09/23/1986 |
| 4105287 | Optical reading system for electronic pocket calculators The optical reading system is provided for displaying the luminous digits of the display of an electronic pocket calculator. The calculator is held within a housing which carries an optical reversing system above the digital display whereby a non-reversed... | 08/08/1978 |
| 4037941 | Inspection tool This patent discloses an improved inspection tool for rapidly inspecting miniature electronic conductor patterns, circuits and the like. The tool focuses a laser beam to a small laser spot that raster scans a large conductor pattern area on the workpiece ... | 07/26/1977 |
| 4010639 | Multi purpose torque wrench A torque wrench is disclosed which may be utilized in conventional or overhead applications without need for the operator to assume awkward positions to read the torque output. An adjustable mirror arrangement with a unique dial face allows the operator t... | 03/08/1977 |
