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| Number | Title | Issue Date |
| 8106574 | Electric bulb for use in a vehicle headlamp A lamp can include a low-beam filament arranged in a horizontal reference plane containing an optical axis of a glass bulb, and facing in a direction orthogonal to the optical axis. A high-beam filament can be arranged in a plane normal to the horizontal reference p... | 01/31/2012 |
| 8084928 | Halogen incandescent lamp incorporating two filaments for daylight operation The invention relates to a halogen bulb comprising two filaments that are located (21, 22) in a lamp body (10), a first filament (21) being designed for operation at a higher electrical output than the second filament (22). To fulfil a da... | 12/27/2011 |
| 8072128 | Filament lamp To provide the structure of a filament lamp having a plurality of independent power supply pathways, the structure being capable of preventing the power supply pathways from electrically shorting to each other, a filament lamp formed of a straight-tube shaped lumino... | 12/06/2011 |
| 7656079 | Heater and heating device with heaters with lamps having an independently powered multiple part filament A heating device in which uniform heating of an article to be processed is possible even in the case a temperature change which leads to a loss of the uniformity of the temperature distribution in a narrowly delineated area, and in which a reduction in the size of t... | 02/02/2010 |
| 7323661 | Heat treatment apparatus using a lamp for rapidly and uniformly heating a wafer A heat treatment apparatus enables a rapid temperature rise of an object to be processed while giving an excellent economical efficiency. A heating unit heats an object to be heated by irradiating a light onto the object. A plurality of lamps are provided in a lamp ... | 01/29/2008 |
| 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 |
| 7276846 | Energy converter and light source An energy converter according to the present invention includes a filament 11 for converting given energy into electromagnetic waves and radiating the waves, and a radiation suppressing portion for suppressing some of the electromagnetic waves (e.g., infrared... | 10/02/2007 |
| 7239073 | Carbon substance and method for manufacturing the same, electron emission element and composite materials A carbon substance comprises a structure and line-shaped bodies, the structure having a size ranging from about 1 μm to about 100 μm and including carbon and a metal or a metallic oxide, and the line-shaped bodies having diameters smaller than about 200 nm and inc... | 07/03/2007 |
| 7119480 | Ventilated reflector A reflector assembly includes at least one reflector body having an inner cavity including a first inner surface conformable along a first geometric curve, and a second inner surface conformable along a second geometric curve. An outer surface is conformable about t... | 10/10/2006 |
| 7046078 | Method and apparatus for distributed voltage compensation with a voltage driver that is responsive to feedback An integrated circuit has one or more components that operate with reference to a distributed reference voltage. A reference voltage driver produces a compensated reference voltage, and the compensated reference voltage is distributed to form the distributed referen... | 05/16/2006 |
| 7018261 | Method for producing an incandescent light source and light source obtained according to such method A method is described for producing a light source comprising a matrix of micro-filaments able to emit light by incandescence when powered by an electrical current. According to the invention, on the matrix electrical and/or mechanical connections are obtained by me... | 03/28/2006 |
| 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 |
| 7005414 | Synthetic oxygen transport made from cross-linked modified human or porcine haemoglobin with improved properties, method for a preparation thereof from purified material and use thereof According to the claims, the present invention comprises the preparation of chemically modified, cross-linked hemoglobins with improved functional properties, the cross-linked hemoglobins prepared according to this method and the use of these hemoglobins as artifici... | 02/28/2006 |
| 6979105 | Light device with photonic band pass filter A light fixture having a light reflector, a light source mounted on the reflector, and a photonic filter mounted on the reflector in a position such that light emitting directly from the light source and light from the lamp reflecting from the light source impinges ... | 12/27/2005 |
| 6963161 | Light bulb assembly having a light bulb with the ability to change color A light bulb assembly having a light bulb with the ability to change color. The light bulb assembly comprises a light bulb, a socket for containment of the light bulb, and a light switch assembly for selectively providing current to the socket and attached light bul... | 11/08/2005 |
| 6919684 | Halogen 3-way light bulb A 3-way halogen light bulb. ... | 07/19/2005 |
| 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 |
| 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 |
| 6784605 | Halogen incandescent lamp and a lighting apparatus using the lamp A halogen incandescent lamp comprises a light-transmitting envelope filled with a gas including a halogen gas and an inert gas. A pair of inner conductive wires is arranged in the envelope. A triple-coiled filament, which has a first coiling, a second coiling, and a... | 08/31/2004 |
| 6683411 | Discharge lamp, ultraviolet ray irradiation apparatus and method of using the apparatus Discharge lamp includes a synthetic quartz glass tube having an inside diameter of 8 mm or over and a pair of filaments provided within and at opposite ends of the glass tube with an L (cm) filament-to-filament distance, and rare gas and metal including a... | 01/27/2004 |
| 6663499 | Golf putter A putter effective for use in both conventional strokes and side saddle strokes. The putter includes a shaft having a grip portion at one end and a putter head at an opposite end. The shaft includes a lower forward offset portion and a straight portion. T... | 12/16/2003 |
| 6661177 | High-pressure discharge lamp with ignition circuit including halogen incandescent lamp The invention relates to a high-pressure discharge lamp comprising a discharge vessel which is enclosed, with clearance, by an outer bulb. The outer bulb is closed at one end by a lamp cap. The lamp is provided with an ignition circuit including at least ... | 12/09/2003 |
| 6633112 | Filament array for incandescent lamp A filament array for an incandescent lamp comprises at least five filament sections (10) having their longitudinal axes parallel with one another and, when viewed in plan, being arranged substantially symmetrically in a polygonal configuration around the ... | 10/14/2003 |
| 6630770 | Automotive headlamp with support wire positioning A light source bulb in an automotive headlamp having a lamp chamber defined by a lamp housing and a lens, where the lamp chamber includes a reflector and the light source bulb arranged therein. The reflector includes a reflecting surface constituted by a ... | 10/07/2003 |
| 6583540 | Incandescent multi-filament light bulb A multi-filament light bulb which is lightable one filament at a time includes a sealed glass envelope, a base fixed to the envelope and a plurality of filaments supported within the glass envelope. The bulb also includes a ring-shaped insulator having on... | 06/24/2003 |
| 5886458 | Lamp bulb with two filaments for Christmas tree light A lamp bulb for a Christmas tree light set including two filaments connected between two lead-in wires thereof at different elevations above a mica disc.... | 03/23/1999 |
| 5856723 | Incandescent lamp with low-beam screening cap The invention concerns an electrical incandescent lamp with a low-beam cap, articularly a two-filament halogen incandescent lamp and a production process for such a lamp, as well as a low-beam cap. Low-beam screening cap (12) has an opening (14), through w... | 01/05/1999 |
| 5850124 | Automobile lamp bulb with welded low beam shield In an automobile lamp bulb, a shield is attached firmly to a common conductor by an improved fixing method. Dents are formed in one surface of a shield to form projections in the other surface of the same and a cut is formed in the shield. Portions of the... | 12/15/1998 |
| 5386491 | Electrical appliance with U-shaped lamps having filaments of different power consumption An elctrical appliance for preparing food is provided which contains several incandescent lamps (2, 2') disposed side by side. Incandescent lamps (2, 2') for use in the appliance have a U-shaped tubular lamp vessel (4) in the first (8) and the second leg ... | 01/31/1995 |
| 5384510 | Incandescent lamp with an improved filament implementation An incandescent lamp having a plurality of filaments which can effectively negate disadvantages of unpredictable operation and complete darkness after failure when operated similar to a conventional single filament lamp. In a preferred embodiment of the i... | 01/24/1995 |
| 5239231 | Filament attachment method for dual filament halogen lamp having a common ground connection A connector for connecting the filaments of a dual filament halogen lamp to a common ground lead includes two provisions for clamping the connector to ends of the first and second filament and a central portion for connection to the common ground in a dua... | 08/24/1993 |
| 5187405 | Double filament incandescent lamp The incandescent lamp includes a glass bulb having a longitudinal axis and two filaments formed of a coil within the bulb supported with their longitudinal axes oriented parallel to the bulb's longitudinal axis. For supporting the filaments, three support... | 02/16/1993 |
| 5146134 | Halogen incandescent lamp, particularly for operation from power networks, and method of its manufacture To support a filament, or filament structure, in a halogen incandescent l, which may have a V or U filament, a straight filament, or be of the lumiline type, support ribs are placed within the lamp, which support ribs are formed from the lamp bulb materi... | 09/08/1992 |
| 5079474 | Electric incandescent lamp An electric incandescent lamp includes a lamp vessel having an axis and a reflective coating. Within the lamp vessel two filaments are arranged in a disc-shaped space transverse to the axis and which are electrically connected in series, the second end po... | 01/07/1992 |
| 5013960 | Christmas tree light with separation wedge A Christmas tree light consisting of a bulb with two leads extending from its lower end, a hollow seat, and a separation wedge. The hollow seat has an upper seat portion and a lower seat portion. A slot runs lengthwise along the lower end of the lower sea... | 05/07/1991 |
| 4886994 | Snap-in light bulb A snap-in light bulb having a bulb through which light may be transmitted, a base connected to the bulb, and at least one arm resiliently connected to the base. The arm has a conductor element disposed for contact with a conductive light bulb socket and a... | 12/12/1989 |
| 4877992 | Electric lamp having conductors with means formed therein for removing contact surface material An electric lamp including an insulative (e.g., plastic) base, an envelope located within the base and having a filament therein and a pair of conductors (e.g., nickel-iron alloy wires) projecting externally from the envelope, passing through the base and... | 10/31/1989 |
| 4866331 | Eyelet for incandescent lamp bases and method of making An improved lamp base having an eyelet with prongs and a base and apertures between the prongs and the base into which part of the glass insulator hardens to interlock the insulator with the eyelet.... | 09/12/1989 |
| 4841196 | Two-filament lamp and operating circuit and method for designing same A two-filament incandescent lamp and operating circuit well suited to lighting applications requiring high service reliability. In the lamp, the rated operating voltage of the second filament is greater than that of the first filament. In the operating ci... | 06/20/1989 |
| 4782429 | Long-life luminaires There is provided a luminaire primarily for use with exit signs and other emergency-type lighting comprising a series string of low-voltage, extremely long-life filaments positioned within a sealed enclosure for protection and electrically connected to a ... | 11/01/1988 |
