Coated glass
OF THE INVENTION Electron donating compounds are compounds which contain, either in bonds or as lone pair electrons, electrons which can be donated into the electronic structure of suitable acceptor ... Read More
Inventors: Porter, David A.;, Assignee: Pilkington PLC (St. Helens, GB) |
Machine and process for sealing wrapped epoxy sticks
According to the present invention, a machine for sealing epoxy sticks comprises a conveyor belt system and a heating chamber. The speed of the conveyor belt is adjustable. The heating chamber has hea... Read More
Inventors: Yarbrough, Harvey M.;, Assignee: Illinois Tool Works Inc. (Glenview, IL) |
Non-mesh conforming filter for a video display unit
It is an object of the present invention to provide a conforming filter for a VDU without the use of conductive mesh. It is another object of the present invention to provide a conforming filter for a... Read More
Inventors: Grabis, Dietrich W.;, Assignee: Grabis; Dietrich W. (San Rafael, CA) |
Metal material having photocatalytic activity and method of manufacturing the same
The present invention has been made in consideration of the above-described problems, and, it is an object of the present invention to provide a metal material which is excellent in photocatalytic act... Read More
Inventors: Ogawa, Takatoshi; Saito, Toshio; Ohno, Sadatoshi; Kushibe, Atsumichi; Kamikubo, Fumio; Yasunaga, Tatsuya; Kato, Takashi; Ito, Yoshimasa; Fujishima, Akira; Hashimoto, Kazuhito;, Assignee: Takenaka Corporation (Osaka, JP); Kobe Steel Ltd. (Kobe, JP) |
Electron tube having linear damper
It is, therefore, an object of the present invention to provide an electron tube capable of reducing a space for fixing one or more pairs of auxiliary linear members, the number of process and member ... Read More
Inventors: Yonezawa, Yoshihisa; Nohara, Yasuhiro; Kawasaki, Hiroaki;, Assignee: Futaba Corporation (Mobara Chiba, JP) |
Operating method, electronic ballast and system for resonant operation of high pressure lamps in the longitudinal mode
What is claimed is: 1. An operating method for acoustic resonant operation of a metal halide lamp using a radio frequency carrier frequency which is frequency-modulated (FM) by means of a sweep signal... Read More
Inventors: Stockwald, Klaus;, Assignee: Patent-Treuhand-Gesellschaft fur Elektrische Gluhlampen mbH (Munich, DE) |
Apparatus for performing wavelength-conversion using phosphors with light emitting diodes
FIG. 1 illustrates a light-emitting device according to an embodiment of the present invention. Light-emitting device 100 includes contact layer 110, active region 120, substrate 130, phosphor layer ... Read More
Inventors: Garbuzov, Dmitri Zalmanovich; Connolly, John Charles; Karlicek, Jr., Robert Frank; Ferguson, Ian Thomas;, Assignee: Sarnoff Corporation (Princeton, NJ); Emcore Corporation (Somerset, NJ) |
Method and apparatus for performing wavelength-conversion using phosphors with light emitting diodes
FIG. 1 illustrates a light-emitting device according to an embodiment of the present invention. Light-emitting device 100 includes contact layer 110, active region 120, substrate 130, phosphor layer ... Read More
Inventors: Garbuzov, Dmitri Zalmanovich; Connolly, John Charles; Karlicek, Jr., Robert Frank; Ferguson, Ian Thomas;, Assignee: Sarnoff Corporation (Princeton, NJ); Emcore Corporation (Somerset, NJ) |
Plastic encapsulated semiconductor light emitting device with a cover of fluorescent particles
The plastic encapsulated semiconductor light emitting device according to the present invention comprises a plurality of leads 1, 2; at least one of which is formed with a dished portion 5; a semicond... Read More
Inventors: Sano, Takeshi; Kawae, Hiroyuki;, Assignee: Sanken Electric Co., Ltd. (Saitama-pref., JP) |
Reflective LCD projection system using wide-angle Cartesian polarizing beam splitter
The present invention describes an optical imaging system including and advantageously employing a wide-angle "Cartesian" polarizer beam splitter ("PBS"). A Cartesian PBS is defined as a PBS in which ... Read More
Inventors: Bruzzone, Charles L.; Aastuen, David J. W.; Strharsky, Roger J.; Eckhardt, Stephen K.; Weber, Michael F.; Boyd, Gary T.;, Assignee: 3M Innovative Properties Company (St. Paul, MN) |
Optical devices using reflecting polarizing materials
The present invention provides optical devices using reflecting polarizers, such as diffusely reflecting polarizers. In one embodiment, a display apparatus is provided. The display apparatus includes ... Read More
Inventors: Cobb, Jr., Sanford; Wortman, David L.;, Assignee: 3M Innovative Properties Company (St. Paul, MN) |
Light source device, optical device, and liquid-crystal display device
An object of the present invention, which was perfected in view of the above-described situation, is to provide a light source structure in which a plurality of point light sources are arranged in a p... Read More
Inventors: Yokoyama, Osamu;, Assignee: Seiko Epson Corporation (Tokyo, JP) |
Surface light emitting device
An object of the present invention is to solve the problems described above and provide a surface light emitting device that is capable of emitting light of high luminance with higher uniformity. The ... Read More
Inventors: Ehara, Munetsugu; Nojiri, Hitoshi; Nakanishi, Eiji; Kunikata, Koichi;, Assignee: Nichia Corporation (Anan, JP) |
Radiographic phosphor panel having improved speed and sharpness
The present invention provides a radiographic phosphor panel comprising a phosphor layer adjacent to a polymeric multi-layer reflector that exhibits a different level of reflectance of light depending... Read More
Inventors: Steklenski, David J.; Aylward, Peter T.;, Assignee: Eastman Kodak Company (Rochester, NY) |
Selective filtering of wavelength-converted semiconductor light emitting devices
In accordance with embodiments of the invention, a light emitting device includes a wavelength-converting layer for converting the wavelength of light emitted from a light emitting device chip, and a... Read More
Inventors: Trottier, Troy A.; Mueller, Gerd O.; Mueller-Mach, Regina B.; Krames, Michael R.;, Assignee: Lumileds Lighting U.S., LLC (San Jose, CA) |
Lamp and reflector bracket for fluorescent fixtures
A pair of generally planar sheet material brackets each having a longitudinal laterally extending arm portion disposed in longitudinal sliding superposed relation, form a bracket assembly in which the... Read More
Inventors: Coldren, C. Michael;, Assignee: |
Adjustable reflector device
The present invention seeks to provide an adjustable reflecting device which substantially or at least ameliorates the disadvantages of the prior art. According to a first aspect of the present invent... Read More
Inventors: Cronk, Paul Andrew;, Assignee: |
Helmet flashlight retainer
The main object of the present invention is to provide a removable flashlight retainer for helmets that does not require altering the helmet. Another object of the present invention is to provide an i... Read More
Inventors: Case, Richard N.;, Assignee: |
Apparatus for controllng the opening and/or closing of high-speed shutter doors
This invention relates to apparatus for controlling the opening and closing of high-speed shutter doors by detecting the presence or absence of an object in a space. Such apparatus are constituted, e.... Read More
Inventors: Rejc, Gabriel;, Assignee: Efaflex Transport und Lagertechnik GmbH (Bruckberg-Edlkofen, DE) |
Light beam amplifier
One object of this invention is to provide long-distance of illumination in proportion to light quantum of candle power. Another object of this invention is to direct light towards a relatively small ... Read More
Inventors: Harding, David K.;, Assignee: |
Lighted wand for use at night having novel light pattern
Accordingly, it is a general object of the present invention to provide an improved lighted wand for use at night. It is a more particular object of the present invention to provided wand for use at n... Read More
Inventors: Talamo, John;, Assignee: |
Flashlight and flashlight electrical connectors
OF THE PREFERRED EMBODIMENTS OF THE PRESENT INVENTION For the purposes of promoting an understanding of the principles in accordance with the invention, reference will now be made to the embodiments ... Read More
Inventors: Koch, Greg W.; Bangerter, Bruce K.; Collier, Kevin E.; Steinicke, Darrell B.;, Assignee: Nordic Technologies, Inc. (South Jordan, UT) |
LED flashlight and printed circuit board therefor
The present invention provides for a PCB for use in an LED flashlight which overcomes the aforementioned problems by positioning conductors on the surface of a circuit board to allow a plurality of LE... Read More
Inventors: Mele, Scott A.;, Assignee: Tektite Industries, Inc. (Trenton, NJ) |
Additive tri-color lamphouse for a photographic printer
The subject invention controls the time of exposure of the three separate light sensitive emulsion layers of conventional color print paper so that the exposure time of the three additive primary colo... Read More
Inventors: Marvin, Roger L.;, Assignee: Kreonite, Inc. (Wichita, KS) |
Illuminating system for test projector
We claim: 1. A generator of polychromatic light for a projector of multicolor images comprising: a plurality of radiant sources emitting light rays of different colors; a mixing chamber having a plura... Read More
Inventors: Brei, Vaclav; Hohberg, Gerhard;, Assignee: Jos. Schneider Optische Werke Aktiengesellschaft (Bad Kreuznach, DE) |
Surface-mounted optoelectronic device
What is claimed is: 1. An optoelectronic device for surface mounting comprising an insulating substrate having an upper and a lower surface, at least one optoelectronic element mounted at said upper s... Read More
Inventors: Thillays, Jacques C.;, Assignee: U.S. Philips Corporation (New York, NY) |
Anti-collision light assembly
The present invention overcomes the above-briefly discussed and other deficiencies and disadvantages of the prior art and, in so doing, provides compact and highly efficient means for generating high ... Read More
Inventors: Lyons, Harold W.;, Assignee: Whelen Technologies, Inc. (Chester, CT) |
Lens for depositing target material on a substrate
These and other objects are satisfied by the present invention, which as a first aspect includes a method for depositing a film of material on a deposition substrate. The method comprises the steps of... Read More
Inventors: Fernandez, Felix E.;, Assignee: University of Puerto Rico (San Juan, PR) |
Image forming apparatus and projector using the same
It is an object of the present invention to provide a compact image forming apparatus having a high light utilization efficiency and a high resolving power and a projector using the same. In order to ... Read More
Inventors: Kurematsu, Katsumi; Tanaka, Tsunefumi; Abe, Takeshi;, Assignee: Canon Kabushiki Kaisha (Tokyo, JP) |
Collimating TIR lens devices employing fluorescent light sources
As described in U.S. Pat. No. 4,337,759, and referring to FIG. 1, radiant energy transmitting body means 10, in the shape of a cover or dome, has multiple facets or elements as at 11, each facet havi... Read More
Inventors: Parkyn, Jr., William A.; Pelka, David G.;, Assignee: TIR Technologies, Inc. (Carson City, NV) |
Lighting 
