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| Number | Title | Issue Date |
| 8063565 | Method and apparatus to reduce arcing in electrodeless lamps A lamp and methods of forming are shown. In one example, a dielectric layer is formed over a gap between conductors in a plasma lamp. Electric arcing is reduced or eliminated, thus allowing tighter gaps and/or higher voltages. In one example a glass frit method is u... | 11/22/2011 |
| 7965043 | Inner coating of lamp vessels, such as discharge vessels of gas discharge lamps The invention relates to a discharge vessel of a quartz glass for discharge lamps with a diffusion barrier inner layer of silicon oxide, which as a single layer is applied and/or is generated on the inner surface as well as to a method for generating and/or applying... | 06/21/2011 |
| 7859191 | Excimer lamps An excimer lamp, including a discharge vessel made of silica glass and having a discharge space; a pair of electrodes disposed on the discharge vessel, wherein the discharge space is filled with xenon gas; and an ultraviolet reflection film made from ultraviolet sca... | 12/28/2010 |
| 7804249 | Light-transmitting substrate provided with a light-absorbing coating, light absorbing coating as well as method of preparing a light-absorbing coating The present invention relates to a light-transmitting substrate (1) which is at least provided with a light-absorbing coating (3). The light-absorbing coating comprises stabilized pigments which are incorporated in a sol-gel matrix. The light absorbing... | 09/28/2010 |
| 7768207 | Highly emissive material, structure made from highly emissive material, and method of making the same The invention relates to a high temperature material modified to exhibit enhanced IR emittance in the wavelength range where a black body operating at the same high temperature exhibits peak emittance, to a light-transmissive body comprising the high temperature mat... | 08/03/2010 |
| 7737639 | Fluorescent lamps having desirable mercury consumption and lumen run-up times A fluorescent lamp includes a light-transmissive glass envelope having an inner surface, means for providing an electric discharge to the interior of the glass envelope, a phosphor layer within the interior of the glass envelope and a discharge-sustaining fill gas a... | 06/15/2010 |
| 7714511 | Excimer lamp having UV-reflecting film An excimer lamp which can emit UV radiation with a high degree of efficiency and high degree of uniformity, has a UV-reflecting film that does not peel. The excimer lamp is fitted with a silica glass discharge vessel that encloses a discharge gas which forms excimer... | 05/11/2010 |
| 7705540 | High-pressure discharge lamp having electrically conductive transparent coating The invention relates to a high-pressure discharge lamp having a transparent discharge vessel, an ionizable filling which is arranged in the discharge space of the discharge vessel and electrodes, which extend into the discharge space of the discharge vessel, for th... | 04/27/2010 |
| 7696694 | Low-pressure mercury vapor discharge lamp A low-pressure mercury vapor discharge lamp (1) has a discharge vessel (3) enclosing, in a gastight manner, a discharge space provided with a filling of mercury and a rare gas. The discharge vessel (3) comprises means for maintaining an electric... | 04/13/2010 |
| 7683548 | Method of producing an infrared lamp A method of producing an infrared lamp for a vehicle night vision system, where the lamp has a tube which surrounds a radiation source that emits infrared radiation and light radiation. The tube has an infrared-transmitting coating. By setting specific process param... | 03/23/2010 |
| 7667407 | Odor neutralizing fluorescent sunlamp A fluorescent tanning lamp having a glass envelope has an ultra-violet light reflecting coating covering at least 180° of an inside surface of the envelope; and a phosphor layer covering substantially 360° of the inside surface of the envelope, including overlying... | 02/23/2010 |
| 7635951 | Ultraviolet lamp The present invention relates to an ultraviolet lamp comprising a glass shell and an electrode fixed on one or more ends of the lamp, where each electrode is a coiled wire with a hollow conical shape. The hollowed conical structure of the electrode reduces the therm... | 12/22/2009 |
| 7550925 | Gas discharge lamp with reduced electromagnetic interference radiation A gas discharge lamp (1) with a discharge vessel (2), a first electrode (3) projecting into the discharge vessel (2), and a second electrode (4) projecting into the discharge vessel (2) is described. The first electrode (... | 06/23/2009 |
| 7538495 | Fluorescent lamp, backlight apparatus, and manufacturing method of fluorescent lamp A fluorescent lamp including a glass bulb, a protection layer formed on an inner surface of the glass bulb, and a phosphor layer formed on a surface of the protection layer. The surface of the protection layer that is in contact with the phosphor layer has cracks. T... | 05/26/2009 |
| 7521871 | Transparent zirconium oxide-tantalum and/or tantalum oxide coating High temperature-resistant transparent coatings based on zirconium oxide, which have improved dispersion properties and a high refractive index, comprise zirconium oxide with at least one additive from the group consisting of tantalum and/or tantalum oxide, whereby ... | 04/21/2009 |
| 7486025 | UV depreciation sensor A lamp having a measurable ultra violet light emission and having thereon a first marking revealing at least the operating characteristics of said lamp and a second marking evidencing a change in characteristics in response to exposure to ultra violet emissions. In ... | 02/03/2009 |
| 7456576 | Discharge tube A discharge tube comprises a pair of discharge electrodes opposed to each other with a discharge space in-between, an airtight cylinder in which the discharge space is formed, the pair of the electrodes respectively being mounted on both ends of the airtight cylinde... | 11/25/2008 |
| 7435358 | UVC-emitting Sr(Al,Mg)O:Pr phosphor and lamp containing same The UVC emission of a Sr(Al,Mg)12O19:Pr is improved by providing an excess of magnesium relative to the molar amount praseodymium In particular, the UVC-emitting phosphor has a composition represented by the formula Sr1-xPrx | 10/14/2008 |
| 7436119 | Flat panel fluorescent lamp and fabricating method thereof The present invention provides a flat panel fluorescent lamp and fabricating method thereof, by which an acquisition rate of externally transmissive light and discharge uniformity are enhanced. The present invention includes a fluorescent layer on an upper plate to ... | 10/14/2008 |
| 7432657 | Ceramic lamp having shielded niobium end cap and systems and methods therewith A lamp comprising an arc envelope and a niobium end structure coupled to the arc envelope, and wherein the end structure is shielded from a dosing material disposed within the arc envelope. ... | 10/07/2008 |
| 7427829 | Fluorescent lamp having improved barrier layer A mercury vapor discharge fluorescent lamp having a barrier layer and a phosphor layer. The barrier layer comprises yttria-coated alumina particles. The barrier layer is preferably at least 11 weight percent yttria. Preferably the yttrium-coated alumina particles ar... | 09/23/2008 |
| 7411350 | Small arc tube, low-pressure mercury lamp, lighting apparatus, mandrel for forming the arc tube, and production method of the arc tube A mandrel has a main body having a substantially-cone-shape. The main body has, on its circumferential surface, a spiral-shaped groove at which the glass tube to be wound is held. The groove, in cross section, has a contact range in which the glass tube's circumfere... | 08/12/2008 |
| 7397192 | Halogen incandescent lamp Disclosed is a halogen incandescent lamp having a lamp vessel, which is sealed at one end and in which at least one luminous element is accommodated, a vessel section 42 being in the form of a side reflector which extends only over a subregion of the lamp ves... | 07/08/2008 |
| 7362053 | Ceramic discharge vessel having aluminum oxynitride seal region The present invention is a ceramic discharge vessel for use in high-intensity-discharge (HID) lamps. The discharge vessel has a ceramic body and at least one seal region comprised of an aluminum oxynitride material. The seal region further has a surface layer for co... | 04/22/2008 |
| 7352119 | Method for designing a discharge lamp The invention relates to a method for designing a discharge lamp for use with a light-gathering system, in particular of a projector for data or video projection. Also disclosed are a lamp designed using such a method and a reflector provided therefore. ... | 04/01/2008 |
| 7352130 | Arc discharge flashlamp First and second substrates are spaced apart and joined around a perimeter to define a gas chamber between the substrates. The first substrate is made of a material that transmits visible radiation. A layer of a phosphor material overlies an interior surface of one ... | 04/01/2008 |
| 7352118 | Optimized ultraviolet reflecting multi-layer coating for energy efficient lamps A metal halide lamp (10) includes a light-transmissive envelope (12) which encloses a metal halide pool (30) for generating a discharge when spaced apart electrodes (20, 22) within the envelope are supplied with an electric current. A mul... | 04/01/2008 |
| 7349151 | IR absorbing reflector An infrared (IR) light absorbing reflector is formed with a substrate that supports a first IR absorptive multilayer part having multiple layers of partial IR absorbing thin films. The first IR absorptive multi-layer part supports a second visible light reflecting m... | 03/25/2008 |
| 7345427 | Lamp and lighting unit with interference coating and blocking device for improved uniformity of color temperature The invention relates to a non-automotive-headlight lamp (1) comprising a lighting element (3) and a transparent bulb (2), which is at least partly equipped with an interference coating (4) for e.g. changing the color or color temperature... | 03/18/2008 |
| 7339790 | Halogen lamps with mains-to-low voltage drivers A halogen lamp includes a mains base and a converter operably connected to the mains base. The converter has a lamp socket, a toroid transformer, and a heat sink disposed within a center opening of the toroid transformer. A lamp is removably disposed in the lamp soc... | 03/04/2008 |
| 7331690 | Infrared headlight An infrared headlight useful in a night vision system may be made with an infrared emitter positioned in a reflector. The radiation source is associated with a filter body which has a first filter layer part and a second uncoated part. The two parts are designed so ... | 02/19/2008 |
| 7329993 | Lamp with inner lamp-stem assembly and method for manufacture A lamp includes a lamp base with a stem having two leads. Free portions of the leads extend from the stem substantially parallel to each other and define a first plane. The lamp further includes a translucent outer envelope and a halogen inner lamp light source havi... | 02/12/2008 |
| 7327087 | Photocatalytic fluorescent lamp provided with an anatase TiOcoating film A method of preparing semiconductor nano crystal anatase TiO2 solution uses titanium alkoxide Ti(OR)4 as a main component in combination with chelating agents in aqueous solution. A fluorescent lamp tube is coated with the semiconductor nano cr... | 02/05/2008 |
| 7327074 | Illuminating devices employing titanium dioxide photocatalysts An illuminating device is made from a transparent hollow envelope that encloses a filler gas. The envelope has inner and outer surfaces. The illuminating device has a coating of a fluorescent material deposited on the inner surface of the transparent envelope where ... | 02/05/2008 |
| 7327086 | Gas-discharge lamp with a colour-compensating filter A gas-discharge lamp includes a discharge vessel, two electrodes, a cap, an outer envelope, and a filling of a metal halide. To improve the quality of the beam color, the outer envelope of the gas-discharge lamp is partially coated with an optical compensating filte... | 02/05/2008 |
| 7323809 | Lamp emitting visible and IR light A lamp radiates visible light and infrared light. The lamp bulb of the lamp includes at least a first region which is at least partly permeable to infrared light, and at least partly impermeable to visible light. At least a second region of the bulb is wholly or par... | 01/29/2008 |
| 7312566 | Long afterglow lamp sheath and lamp assembly using the same The present invention provides a long afterglow lamp that comprises a lamp body, characterized in that a light penetrating long afterglow rubber sheath is sleeved outside the body. The present invention is simple in structure thus greatly facilitating the manufactur... | 12/25/2007 |
| 7311432 | Backlight modules and fluorescent lamp assemblies thereof Backlight modules. A backlight module for a flat display device includes a light guide element and a fluorescent lamp assembly. The fluorescent lamp assembly disposed on a first side of the light guide element includes a first fluorescent lamp and a second fluoresce... | 12/25/2007 |
| 7306830 | Method for coating the quartz burner of an HID lamp In order to improve the energy balance of an HID lamp, the quartz burner, preferably the inside thereof, is coated with a UV reflecting layer system by alternatingly applying amorphous thin layers made at least of titanium oxide and silicon oxide having the respecti... | 12/11/2007 |
| 7303307 | Electrodeless lamp with incorporated reflector An electrodeless lamp (10a), wherein the lamp comprises a closed-loop, tubular lamp envelope (13) with parallel cylindrical glass tubes (14a 16a) containing an arc generating and sustaining medium, means (20... | 12/04/2007 |
