William F. Semple, a dentist, was awarded the first US Patent on chewing gum in 1869. His recipe contained powdered chalk.
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| Number | Title | Issue Date |
| 8169129 | Metal laminated body, LED-mounted substrate, and white film The present invention provides a white film comprising a thermoplastic resin composition containing 25-100 parts by mass of an inorganic filler based on 100 parts by mass of a thermoplastic resin, wherein the average reflectance at a wavelength of 400-800 nm is 70% ... | 05/01/2012 |
| 8164239 | Excimer lamps To avoid a decline in the reflectivity of an ultraviolet reflection film caused by lighting for an extended period of time and providing a uniform illuminance an excimer lamp has a silica glass discharge vessel with electrodes on opposite sides of the discharge vess... | 04/24/2012 |
| 8154182 | Light source device A light source apparatus is capable of reliably enhancing the starting performance of a high pressure discharge lamp even during hot state just after extinguishing the high pressure discharge lamp by radiating a necessary and sufficient amount of a UV-light into a d... | 04/10/2012 |
| 8134285 | Shaped selective thermal emitter A geometrically shaped photonic crystal structure consisting of alternating layers of thin films is heated to emit light. The structure may include index matching layers or a cavity layer to enhance emissions. The layer thicknesses of the structure may be spatially ... | 03/13/2012 |
| 8125127 | Reflective device for area lighting using narrow beam light emitting diodes An article of manufacture, comprising: at least one point source of light which emits a light beam; and at least one reflective means for diffusing the light and/or converting the light to a different color range. The goal of this invention is to greatly increase th... | 02/28/2012 |
| 8110969 | Gas-discharge reflector lamp The invention relates to the electrotechnical industry. Said invention makes it possible to reduce the production cost of, and improve the quality of, gas-discharge reflector lamps. The inventive gas-discharge reflector lamp comprises a light bulb and a burner arran... | 02/07/2012 |
| 8106571 | Capped lamp/reflector unit A capped lamp/reflector unit (1) comprising a lamp vessel (2) arranged inside a reflector (3) and a lamp cap (4) fixed to the reflector. Electrical contacts (17) are provided substantially opposite to each other on an outer surface... | 01/31/2012 |
| 8098003 | Light emitting module and illumination device According to one embodiment, a light-emitting module includes a module substrate, a reflective layer, conductive layers, a light-emitting element, and a sealing member. A reflective layer is provided on a surface of an insulating layer of the module substrate, and t... | 01/17/2012 |
| 8058784 | Integrated reflector lamp An integrated reflector lamp (1) comprising an outer wall (3,9,13) enclosing a light source (6), a metal reflector (7), and an electronic power supply unit (4) to which the light source (6) is connected, wherein the reflecto... | 11/15/2011 |
| 8049398 | High-pressure discharge lamp, lamp unit using the same, and projective image display device using the lamp unit A long-life high-pressure discharge lamp can (i) suppress damage to sealing portions, especially at an initial stage of the accumulated lighting time, (ii) allow for easy assembly of components such as electrodes and (iii) prevent deformation/ripping of metallic foi... | 11/01/2011 |
| 7977855 | Incandescent lamp and illumination system with optimized filament shape and size An incandescent lamp that is specially adapted for use in combination with a concave reflector in providing a high-intensity beam of light. The lamp includes an optimized filament shape that consist of a filament arranged in coiled coils having a longitudinal axis p... | 07/12/2011 |
| 7944133 | Light source device Light source device, including an alternating current high-pressure mercury lamp having a pair of opposed electrodes within a spherical light-emitting part containing at least 0.15 mg/mm3 of mercury and 10−6 μmol/mm3 to 10−... | 05/17/2011 |
| 7923908 | Metal halide reflector lamp with beam color homogenizer A novel metal halide reflector lamp is described wherein the reflector lamp has a passive optical element to scramble, color mix, and otherwise commingle the light emitted by the metal halide burner. The optical element is placed close to the radiating plasma volume... | 04/12/2011 |
| 7876032 | Light unit provided with reflector The invention relates to a light unit, comprising a concave reflector (7) with an outlet opening and an axis, whereby the reflector encloses a light source running in the direction of the axis. The light source is enclosed at a separation from an open-ended c... | 01/25/2011 |
| 7859176 | High-pressure discharge lamp assembly A high-pressure discharge lamp assembly has a discharge lamp (1) and a concave reflector (11) arranged around a longitudinal axis (30). The discharge lamp is closed in a gastight manner and comprises a first and second end portion (3, 4) ... | 12/28/2010 |
| 7855494 | Film-provided molded piece, method for and apparatus for producing the same An electric connection part between a bulb and a terminal is masked without using a special masking material when a lamp unit is produced through a primary injection step of molding a lamp main body and a lens part while using a movable mold and a fixed mold, a film... | 12/21/2010 |
| 7830075 | Reflector for transmission of a desired band of wavelengths of electromagnetic radiation A cool light source includes a reflector having a band-reject reflective coating and an underlying absorptive coating. The cool light source also includes a window with a band-pass transmission function that is substantially complimentary to the band-reject reflecti... | 11/09/2010 |
| 7772750 | Large PAR lamp exhibiting excellent color with improved efficacy and life A lamp assembly (20) includes a ceramic metal halide lamp (22) mounted in a reflector (60) with support assembly (62). First frame portions (64) of the support assembly (which include linear first portions (64a), angl... | 08/10/2010 |
| 7750542 | Lamp with a clipped-on contact A lamp includes a reflector having a passageway opening to a heel of the reflector, a lamp capsule having a lead that extends rearward through the passageway, a conductive clip that spans a diameter of the heel and that has tabs that extend forward at opposite sides... | 07/06/2010 |
| 7733001 | Light source device To devise a light source device with a low price and from which a sufficient amount of light can be obtained, in a light source device having a reflector and a discharge lamp, a hermetically sealed portion of the lamp is directly joined to a part of a neck region of... | 06/08/2010 |
| 7687979 | Electric lamp/reflector unit employing a ceramic insert The invention provides a new PAR 38 lamp/reflector unit comprising a halogen lamp of suitable power, i.e. 100 watts/120 volts, coated with infrared film to reflect infrared energy produced by the halogen lamp back to the filament, making it more efficient; that meet... | 03/30/2010 |
| 7518299 | Compact PAR lamp comprising an ellipsoid reflector having more than one focal point A compact PAR lamp (10) has a hollow body (12) arrayed along a longitudinal axis (14) and has an open end (16) and a substantially closed neck end (18) and containing a light source capsule (20) within the hollow body (12... | 04/14/2009 |
| 7495375 | Polarized light emitting device A polarized light emitting device including a first reflector, an LED chip, a fluorescent layer, a second reflector and a polarizer with corrugation structure is provided. In the polarized light emitting device, the LED chip emits a first light (e.g. ultraviolet lig... | 02/24/2009 |
| 7492082 | Light source apparatus with sealing portion receiving section It is an object of the present invention to provide a light source apparatus capable of reducing the production cost and increasing productivity. A light source apparatus comprises an approximately spherical discharge container, sealing portions continuously formed ... | 02/17/2009 |
| 7439662 | Lamp with single-sided socket Electric lamp with a base at one end, having an inner vessel surrounded by an outer jacket, a base with electric connections supporting the inner vessel and the outer jacket, having the following features: a) the base has a base insulator with a central... | 10/21/2008 |
| 7425794 | Display device A display device of the present invention has light-emitting devices making up a plurality of pixels placed in a matrix form. In the display device of the present invention, the light-emitting devices each possesses an emissive layer and a reflective element placed ... | 09/16/2008 |
| 7417369 | Organic electroluminescent device with light-transmissive optical compensation layer An organic electroluminescent device, a flat panel display, and a portable electronic device using the same are disclosed. The organic electroluminescent device comprises a substrate, a transparent anode disposed on the substrate, a transparent cathode disposed oppo... | 08/26/2008 |
| 7414354 | Filter substrate and color display using the same A filter substrate including a transparent support substrate 11, a pattern layer 13, a first overcoat layer 15 formed of a reaction product prepared by a chemical reaction mainly based on hydrolysis of a starting material comprising at least a m... | 08/19/2008 |
| 7402940 | Surface light emitting apparatus A surface light emitting apparatus that can be made smaller in depth and lighter in weight and has high uniformity in luminance over the light emitting surface is disclosed. The surface light emitting apparatus of the present invention comprising a substrate, a plur... | 07/22/2008 |
| 7397176 | Surface light source device and liquid crystal display device having the same A surface light source device includes a light source body, first and second electrodes, a light reflecting layer, and a fluorescent layer. The light source body is configured to generate light. The first and second electrodes are each disposed adjacent to a corresp... | 07/08/2008 |
| 7397173 | Lighting apparatus using microwave energy A lighting apparatus using microwave energy comprises, a magnetron disposed inside a casing, for generating microwave energy; a waveguide for guiding microwave energy; a resonator providing a resonant region in which the microwave energy is resonated; a bulb dispose... | 07/08/2008 |
| 7394188 | Phosphor based light source component A method of making a light source includes the steps of forming a first optical component having a phosphor material in fixed relation to a first multilayer interference reflector, providing a second optical component having an LED capable of emitting light that exc... | 07/01/2008 |
| 7388322 | Illumination device for microscopes The invention is directed to an illumination device for microscopes which is provided with a halogen lamp with a reflector and a filament extending in direction of the optical axis and a scatter disk and which enables a homogeneous illumination of the visual field w... | 06/17/2008 |
| 7385338 | Cylindrical lamp employing internal reflector A lamp (10) comprising an hermetically sealed, cylindrical envelope (12) arrayed about a longitudinal axis (13); two filament supports (14, 16) sealed in the envelop; a filament (18) fixed between the filaments supports; and an int... | 06/10/2008 |
| 7382091 | White light emitting diode using phosphor excitation A white light emitting diode (LED) is provided, which includes a reflective mirror arranged on the light emitting path of a blue or an ultra violet LED die at an appropriate angle. Phosphors are coated on the reflective mirror, the emitting plane of the LED, or both... | 06/03/2008 |
| 7378792 | Light-emitting device A light-emitting device of high light extraction efficiency comprises a first substrate, a light-emitting chip positioned on the first substrate and configured to emit light beams, a fluorescent material positioned on the light-emitting chip, a photonic crystal posi... | 05/27/2008 |
| 7375463 | Optical device and organic EL display An optical device includes a first waveguide layer in which multiple-beam interference occurs, a second wavelength layer which includes a back surface facing the first waveguide layer and a front surface as a light output surface, and an outcoupling layer which is d... | 05/20/2008 |
| 7375464 | Full-color organic light emitting display having red, green, blue, cyan, magenta, and yellow color modulation layers An organic light emitting display having red, green, blue, cyan, magenta, and yellow color modulation layers. The organic light emitting display includes a substrate, a first electrode arranged on the substrate, a second electrode arranged on the first electrode, an... | 05/20/2008 |
| 7372201 | Sub-miniature arc lamp The disclosure has described a sub-miniature arc lamp and a method to make a sub-miniature arc lamp. An embodiment of the sub-miniature arc lamp includes a sapphire body having a first end and a second end, the first end being coupled to a first cap and the second e... | 05/13/2008 |
| 7358657 | Lamp assembly A lamp assembly includes a reflector body having an integral crimping portion that extends inwardly over a channel formed in the reflector body, a seal feature arranged within the channel, a cathode assembly having an edge feature extending into the channel, and a r... | 04/15/2008 |