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| Number | Title | Issue Date |
| 7248764 | Light guide plate, backlight unit, liquid crystal display and method of manufacturing the light guide plate A light guide plate that eliminates haze while obtaining a desired uniformity of luminance to enhance light efficiency. The light guide plate can be used with a backlight unit using the light guide plate and an LCD using the backlight unit. The light guide plate inc... | 07/24/2007 |
| 7231128 | Hybrid solar lighting systems and components A hybrid solar lighting system and components having at least one hybrid solar concentrator, at least one fiber receiver, at least one hybrid luminaire, and a light distribution system operably connected to each hybrid solar concentrator and each hybrid luminaire. A... | 06/12/2007 |
| 7149377 | Solar tunable filter assembly A solar filter assembly combines a high-precision Fabry-Perot etalon with a variety of conditioning filters judiciously selected to effectively block completely all radiation except for the spectral line of interest. In addition, a tuning mechanism is provided to pr... | 12/12/2006 |
| 7123796 | Light emissive display based on lightwave coupling A light emissive display having a specular waveguide that propagates short wavelength light and photoluminescent features adjacent to the waveguide that fluoresce, for example, in visible red, green, blue, and mixed colors when selectively coupled with the short wav... | 10/17/2006 |
| 7057821 | Integrated artificial and natural lighting system An artificial and natural lighting system placed in the roof of a building that is substantially self-contained and powered. A photovoltaic cell provides electricity stored in a battery to power light emitting diodes. A highly reflective interior coating applied to ... | 06/06/2006 |
| 6700054 | Solar collector for solar energy systems A solar collection system and method having means for receiving solar radiation through a main refractive interface and means for internally reflecting at least once, at least a portion of the received solar radiation. The refractive medium may be liquid,... | 03/02/2004 |
| 6603069 | Adaptive, full-spectrum solar energy system An adaptive full spectrum solar energy system having at least one hybrid solar concentrator, at least one hybrid luminaire, at least one hybrid photobioreactor, and a light distribution system operably connected to each hybrid solar concentrator, each hyb... | 08/05/2003 |
| 6490403 | Rolled metal product used as a light-guiding structure A process for manufacturing a panel light-guiding element, including the step of rolling a metal body of one of aluminum and an aluminum alloy in at least one pass between at least two rolls to form a rolled product having at least one structured surface ... | 12/03/2002 |
| 6476312 | Radiation concentrator for a photovoltaic device Concentrator for use with photovoltaic devices includes a waveguide (2) incorporating quantum dots. The quantum dots red-shift the incident radiation to produce red-shifted radiation which is internally reflected within the waveguide (2). A photovoltaic d... | 11/05/2002 |
| 6389216 | Rolled metal product used as a light-guiding structure A light-guiding panel element arrangeable on a wall or a ceiling for lighting purposes. The light-guiding panel element including a walled metal body having at least one structured surface as a light deflecting structure with a ray of the pattern height h... | 05/14/2002 |
| 6289149 | Fiber optic coupled transmission cell for in-process spectrographic analysis A transmission cell apparatus for in-process spectroscopy comprising symmetric compound parabolic light concentrators (4, 5) terminating optical transmission fibers (8, 9) and abutting windows (2, 3) defining the sample cell.... | 09/11/2001 |
| 6037535 | Sunlight collection apparatus The present invention relates to a sunlight collection apparatus with increased sunlight gathering and receiving capabilities, which is cheap to produce and allows reliable collection of sunlight without having to track the sun. This sunlight collection a... | 03/14/2000 |
| 5716442 | Light pipe with solar bulb energy conversion system A light pipe with Solar Bulb energy conservation system that includes: one or more solar and/or artificial light sources; one or more opaque and/or transparent hollow tubular conduits; a reflective material means covering the inside surfaces of the hollow... | 02/10/1998 |
| 5684908 | Flexible liquid core light guide with focusing and light shaping attachments A liquid light guide system for ultraviolet light is disclosed that has a light shaping arrangement for the emitted light, a stable liquid core and sheath and reliable and effective end closures.... | 11/04/1997 |
| 5604837 | Light transmitting apparatus A light transmitting apparatus of the present invention has cylindrical ducts in which the light transmits, the ducts having an internal light reflection effect and a bending portion having an internal light reflection effect, a cross section of the bendi... | 02/18/1997 |
| 5560700 | Light coupler A light coupler includes an array of non-imaging optical microcollectors. Each of the microcollectors has an entrance aperture for receiving light emitted from a source, an optical axis, and an exit aperture for emitting the light received by the entrance... | 10/01/1996 |
| 5494756 | Method for wet chemical surface modification of formed polysiloxane products and coated substrates silicones A procedure is described for wet chemical surface modification of formed articles and substrates coated with made of organopolysiloxanes: the articles formed were contacted with metal hydroxide solutions to tailor the binding capacity for ions, particular... | 02/27/1996 |
| 5431742 | Luminescent solar concentrators using light amplification processes The invention is drawn to a planar luminescent solar concentrator including an optical fiber comprised of laser material. Solar energy collected by the concentrator is processed into laser radiation emitted by the optical fiber with high energy density co... | 07/11/1995 |
| 5367590 | Optical coupling assembly for use with a high brightness light source An optical coupling assembly is useful for coupling a source of light, having high brightness and focussed at a focal plane, to a plurality of optical light conductors. The coupling assembly includes a light transmissive elongated segmented rod-shaped cou... | 11/22/1994 |
| 5333227 | Optical waveguide hose An optical waveguide hose includes a hollow tubular cladding, a fluid core in the cladding, the fluid having a higher index of refraction than the cladding, and sealing plugs mated with opposite end openings of the cladding. In one form, the core fluid is... | 07/26/1994 |
| 5280557 | Nonmaterial deflector-enhanced collector (NDC) Nonmaterial deflector-enhanced collector (NDC) is a device in which a nonmaterial, such as electromagnetic (EM) wave, provides a medium in which an obliquely incident nonmaterial (IN) can be intercepted and deflected, so that by proper arrangement, some d... | 01/18/1994 |
| 5214737 | Optically operated actuator An actuator includes a closed space defined by a deformable member in which an amount of thermally expansible gas is filled. In the closed space, there is also a substance which changes the light into the heat. A control device is set to establish the sup... | 05/25/1993 |
| 4978186 | Light radiation device for use in medical treatment A light radiation device for use in medical treatment is disclosed. The device comprises a fiber optic cable, a light radiator and a holding pipe. The fiber optic cable transmits therethrough visible light rays and radiates the same from its end surface. ... | 12/18/1990 |
| 4943125 | Solar collector The following invention discloses a solar collector for the collection and distribution of incident electromagnetic radiation. It is a collector which utilizes optic fibers as the direct means for solar energy concentration and collection. The collector i... | 07/24/1990 |
| 4943141 | Solar ray collecting device A solar ray collecting device comprises a solar ray collecting portion including a number of solar ray collecting elements, a transparent dome for covering the solar ray collecting portion, a base plate for supporting the dome, a first-revolution shaft fo... | 07/24/1990 |
| 4898438 | Light radiation device for use in medical treatment A light radiation device for use in medical treatment is described. The device comprises a fitted portion for engaging with a light source having a ring-shaped light-radiating end-surface, a cylindrical transparent base portion held in the fitted portion ... | 02/06/1990 |
| 4844579 | Solar ray energy radiation device for use in medical treatment A solar ray energy radiation device for use in medical treatment, comprises a transparent or semi-transparent cylindrical member, a cover member for closing off one end surface of the cylindrical member, a covering cap member put on another end of the cyl... | 07/04/1989 |
| 4815815 | Device and a method of directing light energy to a predetermined area in the sea A device for directing light energy to a predetermined area in the sea, is disclosed. The device comprises an optical means for capturing light energy and a plurality of optical fibers, a length of said optical fibers which are bound together in an optica... | 03/28/1989 |
| 4796967 | Solar ray energy radiation device for use in medical treatment A solar ray energy radiation device for use in medical treatment comprises a transparent or semi-transparent cylindrical member, a cover member for closing off one end surface of the cylindrical member, and an optical conductor cable having a light ray em... | 01/10/1989 |
| 4789989 | Solar simulator employing flexible-optics The solar simulator of the invention comprises a source of high intensity light simulating as closely as possible the spectral radiance of the sun directed through a flexible optic light guide into a chamber and pressure sealed through a chamber wall wher... | 12/06/1988 |
| 4763971 | Solar rays radiation device for medical treatment A solar rays radiation device for medical treatment includes an automatic solar rays collecting and transmitting device on an automobile. Solar rays collected by the automatic solar rays collecting and transmitting device are transmitted through an optica... | 08/16/1988 |
| 4723826 | Lens type solar collector requiring no orientation system A conventional fiber optic solar collector employs a matrix of lenses mounted in an enclosure similar to that of a conventional flat plate collector. Each lens focuses a solar image upon the open end of a respective optical fiber. The fibers are bundled t... | 02/09/1988 |
| 4717227 | Solar ray collecting device including protective cover and filter A solar ray collecting device for use in space includes a heat-conductive supporting base plate provided with a large number of adjacent hexagonal recess portions, a large number of optical systems installed on each of the recess portions, a large number ... | 01/05/1988 |
| 4512335 | Solar energy collecting apparatus A solar energy collecting apparatus comprising a capsule being made of a transparent material, plurality of lenses capsulated in said transparent capsule and collect sunbeams, a sunbeam collecting means and heat collecting means deposited at the focal poi... | 04/23/1985 |
| 4492424 | Solar collector The disclosure is a solar collector consisting of glass rods enclosed in a housing and mounted vertically on a roof or other elevated place to gather solar rays. The collector is fixed, with no tracking device or other moving parts. The glass rods are 6 m... | 01/08/1985 |
| 4477145 | Sunlight collecting and concentrating apparatus A sunlight collecting and concentrating apparatus having a capsule enclosing lenses for collecting sunlight and a sensor for detecting changes in the sun's azimuth and altitude. The sunlight and ambient cold air are prevented from causing temperature fluc... | 10/16/1984 |
| 4461278 | Apparatus for collecting and transmitting solar energy An apparatus for collecting and transmitting solar energy, which has lenses for collecting beams of sunlight and light guide cables or optical fiber cables for transmitting the collected beams. Light-receiving end faces of the light guides or the optical ... | 07/24/1984 |
| 4411490 | Apparatus for collecting, distributing and utilizing solar radiation The apparatus for collecting, distributing and utilizing solar radiation includes a solar collection panel (24) having an array of solar gathering cells (1, 37) which provide radiation to a light collecting unit (3, 4, 39). This light collecting unit (3, ... | 10/25/1983 |
| 4379613 | Solar energy collector The present invention comprises a planar fluorescent solar concentrator having a circular band portion within said concentrator toward which incident solar radiation is redirected. Optically coupled to said circular band portion is an optical means compri... | 04/12/1983 |
| 4375380 | Process and installation for manufacturing a photothermal converter apparatus The manufacturing of at least one photothermal converter element according to the invention consists essentially of implanting a multiplicity of substantially uniformly distributed parallely projecting transparent fibers onto a baseplate element provided ... | 03/01/1983 |
