Did You Know...
...that in the early 1940s GE engineer James Wright was charged with a task of utmost importance to the war effort: develop a cheap substitute for rubber that could be used to produce tires, gas masks and a whole host of military gear. Wright tackled the task diligently -- and wound up inventing Silly Putty.
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| Number | Title | Issue Date |
| 7965025 | Light string with improved shunt system This utility model relates to a decorative light, and particularly, to a decorative light capable of avoiding an open circuit condition on an entire string of bulbs that operate in series when an individual bulb is removed. The decorative light comprises a socket, a... | 06/21/2011 |
| 7576480 | Halogen incandescent lamp and method for its production The present invention relates to an electrical incandescent lamp (1), in particular a halogen incandescent lamp, in which luminous element limbs (14, 16) extend in lamp vessel structural parts (42, 44), the lamp vessel structural parts surroundi... | 08/18/2009 |
| 7541726 | Lamp filament A base-up incandescent lamp (10) includes a coiled-coil filament (14) that has a primary wire (18) and a secondary wire (16), the primary wire (18) comprising an overwind that overlies the secondary wire (16) and provides a ... | 06/02/2009 |
| 7498730 | Light emitting device with photonic crystal A light-emitting device comprises a light source in the form of an incandescent filament, a substantial part of which is integrated in a host element having at least one portion structured according to nanometric dimensions. The nano-structured portion is in the for... | 03/03/2009 |
| 7456558 | Electric incandescent lamp provided with different pitch factors for each end of a filament component The invention relates to an electric incandescent lamp, in particular a vehicle headlight, having at least one incandescent filament which is arranged within a light-permeable lamp vessel, the at least one incandescent filament having different pitch factors at its ... | 11/25/2008 |
| 7402952 | Incandescent lamp with a carbon cycle and a halogen cycle The incandescent lamp, which uses a carbon cycle process, is equipped with a luminous body which, together with a fill, is introduced in a vacuum-tight manner into a bulb, the luminous body including a metal carbide, the melting point of which is above that of tungs... | 07/22/2008 |
| 7362049 | Blue-enriched incandescent lamp A blue-enriched incandescent lamp having on the interior surface of its light transmissive glass envelope a coating in accordance with an aspect of the invention. The coating contains a phosphor that is energized by the ultraviolet/violet emission ( | 04/22/2008 |
| 7354186 | Lamps with variable lower base Automotive headlight lamps of different kinds have identical burners and upper base parts, but lower base parts of different structures. The upper base part has reference elements, for example, a securing ring, for positioning the lamp at a headlight. The lower base... | 04/08/2008 |
| 7334914 | Apparatus and method for aligning a substantial point source of light with a reflector feature A combination for use in aligning a substantial point source of light with respect to an axis of a reflector is provided. The combination includes a reflector, a lamp bulb having a substantial point source of light, and a movable lamp bulb holder. The movable holder... | 02/26/2008 |
| 7332866 | Arc tube and low-pressure mercury lamp that can be reduced in size An arc tube includes an arc tube body and a pair of electrodes. The arc tube body is formed from a glass tube which is double-spirally wound from a middle portion to both ends around a spiral axis. The pair of electrodes are sealed at both ends of the arc tube body.... | 02/19/2008 |
| 7329902 | IR-light emitters based on SWNT's (single walled carbon nanotubes), semiconducting SWNTs-light emitting diodes and lasers The present invention relates to a new light emitters that exploit the use of semiconducting single walled carbon nanotubes (SWNTs). Experimental evidences are given on how it is possible, within the standard silicon technology, to devise light emitting diodes (LEDs... | 02/12/2008 |
| 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 |
| 7321188 | Light filament formed from carbon nanotubes A light filament (206) formed from carbon nanotubes is characterized by high mechanical strength and durability at elevated temperatures, a high surface area to volume ratio, and high emissivity. Additionally, electrical resistance of the light filament does ... | 01/22/2008 |
| 7321189 | Wedge lead lamp A pin lead incandescent lamp may be adapted for use in wedge type sockets. Opposed planar faces may be attached to the pins, enabling coupling to corresponding socket faces. Resilient U shaped pieces may be welded to the pins providing a simple coupling with a secur... | 01/22/2008 |
| 7300182 | LED light sources for image projection systems In accordance with the invention a light source for an image projection system comprises one or more LEDs packaged for high temperature operation. Advantageously, the LED die are disposed on a package comprising a ceramic coated metal base including one or more unde... | 11/27/2007 |
| 7282846 | Christmas bulb structure The present invention discloses an improved Christmas bulb structure, which comprises: a bulb shell; two conductive wire, extending from the interior of the bulb shell to the exterior of the bulb shell; an insulator, separating those two conductive wires; an elastic... | 10/16/2007 |
| 7264372 | Apparatus and method for aligning a substantial point source of light with a reflector feature A combination for use in aligning a substantial point source of light with respect to an axis of a reflector is provided. The combination includes a reflector, a lamp bulb having a substantial point source of light, and a movable lamp bulb holder. The movable holder... | 09/04/2007 |
| 7245083 | Incandescent lamp with integral controlling means An incandescent lamp has incorporated a circuit board within a recess in the bulb, wherein the circuit board contains connections and circuitry to control power to the lamp filament while maintaining the attachment of the bulb to the metal base, wherein the complete... | 07/17/2007 |
| 7230589 | Image-forming device An image-forming device having, in an envelope, an electron-emitting element, an image-forming member for forming an image by irradiation of an electron beam emitted from the electron-emitting element, and an electroconductive supporting member for supporting the en... | 06/12/2007 |
| 7191850 | Formation dip geo-steering method A method of drilling a well includes calculating and estimating the dip angle, wherein said estimated dip angle being based on offset well data, seismic data, core data, pressure data. Next, the method includes drilling a well with a logging while drilling tool usin... | 03/20/2007 |
| 7190117 | Incandescent lamp having a carbide-containing luminous element The incandescent lamp is equipped with a luminous element which is hermetically inserted in a bulb together with a filling, the luminous element having a metal carbide whose melting point is above that of tungsten. The supply lead is fabricated integrally with the l... | 03/13/2007 |
| 7102605 | Integrated displays using nanowire transistors The present invention is directed to a display using nanowire transistors. In particular, a liquid crystal display using nanowire pixel transistors, nanowire row transistors, nanowire column transistors and nanowire edge electronics is described. A nanowire pixel tr... | 09/05/2006 |
| 7067867 | Large-area nonenabled macroelectronic substrates and uses therefor A method and apparatus for an electronic substrate having a plurality of semiconductor devices is described. A thin film of nanowires is formed on a substrate. The thin film of nanowires is formed to have a sufficient density of nanowires to achieve an operational c... | 06/27/2006 |
| 7049735 | Incandescent bulb and incandescent bulb filament An incandescent bulb filament having a flat Light-emitting surface and high Lamp efficiency and an incandescent bulb using this filament are provided. This incandescent bulb filament is characterized in that it is a filament of ribbon shape placed on one plane, and ... | 05/23/2006 |
| 7026760 | Source of light and method for regenerating a source of light A light source with a heatable filament (1) or an electrode, with the filament or the electrode being arranged in a bulb (2) or in a tube, is provided with an improved service life by the provision of a depot (3) with at least one chemical eleme... | 04/11/2006 |
| 7015632 | Light source device, method of producing the same, and display apparatus The present invention relates to a light source device including discharge tubes that emit light by discharging in a thin atmosphere, a method of producing the light source device, and a display apparatus in which the light source device is employed. This light sour... | 03/21/2006 |
| 7012369 | System for attaching a filament to a current lead-in A filament assembly employs one set of primary filament coils (200) disposed in a spiral around one axis of revolution (220) is connected to one set of secondary filament coils (202) by a spacer (205) including at least two coils (205 | 03/14/2006 |
| 7005800 | Lamp with anti-explosion device An incandescent electric lamp includes a bulb, current-conductor wires, a filament having turns arranged in spiraling fashion around an axis of revolution, one end of the filament being connected to a conductor wire, a metal support connected to the other conductor ... | 02/28/2006 |
| 6980734 | Lamp filament design An improved support is provided for locating a lamp filament axially within a lamp sleeve. The illustrated support is a spiral coil that includes a small diameter center portion that makes contact with the filament. On either side of the filament-contacting portion,... | 12/27/2005 |
| 6966811 | Method of fabricating an incandescent halogen lamp having flattened filament support leads An incandescent halogen lamp used in connection with a vehicle headlamp system in which stray light attributable to reflection off of internal lamp components is reduced while the structural integrity of the lamp is maintained. The halogen lamp includes two filament... | 11/22/2005 |
| 6943362 | Infrared radiation source An infrared radiation source has a radiation-transparent, gas-tight tube made of electrically insulating material, in which a heat conductor made of carbon strip is arranged. The heat conductor has two ends, which are respectively electrically and mechanically conne... | 09/13/2005 |
| 6918690 | Vehicle lamp A vehicle lamp has a red bulb which is made by coating its exterior surface with a red paint including iron oxide as a red pigment. A mean particle size of the iron oxide is controlled to a range of approximately 10 to 100 nm, and a PWC concentration of the iron oxi... | 07/19/2005 |
| 6906475 | Fluorescent lamp and high intensity discharge lamp with improved luminous efficiency The present invention improves the luminous efficiency of lamps that emit light due to electric discharge, such as a fluorescent lamp and an HID lamp. The fluorescent lamp includes a glass tube used as a fluorescent tube made of a glass material containing an emissi... | 06/14/2005 |
| 6906464 | Red incandescent automotive lamp and method of making the same A red automotive incandescent lamp having a sealed lamp envelope formed from an amber glass, a pair of filaments located within the lamp envelope, and a red pigmented coating applied to an external surface of the envelope. The amber glass provides initial filtering ... | 06/14/2005 |
| 6903508 | Light source and method for producing a light source A light source, in particular incandescent lamp, with a bulb (1), a filament (2) arranged in the bulb (1), and a heating device (3) for the filament (2), the filament (2) emitting both visible light and heat radiation, is de... | 06/07/2005 |
| 6888907 | Controlled fusion in a field reversed configuration and direct energy conversion A system and apparatus for controlled fusion in a field reversed configuration (FRC) magnetic topology and conversion of fusion product energies directly to electric power. Preferably, plasma ions are magnetically confined in the FRC while plasma electrons are elect... | 05/03/2005 |
| 6822392 | Incandescent lamp for motor vehicle headlights The invention relates to an incandescent lamp for a motor vehicle headlight. The secondary filament (2) is arranged in such a way that, in a projection plane that is arranged perpendicular to the reference plane (B), the edge (2a), facing the an... | 11/23/2004 |
| 6812626 | Light source with matrix of microfilaments A light source composed of a planar, or substantially level, flat or curved, rigid or flexible, matrix of microfilaments integrated on a single substrate and capable of emitting light by incandescence when supplied by an electric current. ... | 11/02/2004 |
| 6777859 | Light source A light source, in particular incandescent lamp, with a bulb (1), and filament (2) arranged in the bulb (1), and a heating device (3) for the filament (2), the filament (2) emitting both visible light and heat radiation, is ... | 08/17/2004 |
| 6771054 | Current generator for low power voltage A current generator for the production of a reference current includes a first P type transistor, a source of which is connected to a first pole of a resistor and a gate of which is connected to a second pole of the resistor. The reference current flows in the resis... | 08/03/2004 |
