Celebrity Inventors
Glam girl Heddy Lamar may have used her good looks to good effect on the silver screen, but she put her smarts to better use as an inventor. During World War II, she co-patented a frequency-switching system for torpedo guidance that was considered years ahead of its time.
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| Number | Title | Issue Date |
| 8129893 | Quick start shielded fluorescent lamp and method for producing the same A quick start energy-saving fluorescent lamp comprising a bulb holder assembly, a light tube, a glass shade, a protruding cold end, a thermal insulation glue, and an amalgam vapor source. The protruding cold end is disposed at the front end of the light tube and con... | 03/06/2012 |
| 8018130 | Low-pressure mercury vapor discharge lamp with amalgam The invention relates to a lamp system comprising a low-pressure mercury vapor discharge lamp having a discharge vessel (6) enclosing a discharge space (8), with two electrodes (10, 30) positioned in the discharge vessel and an amalgam (18 | 09/13/2011 |
| 7990041 | Low-pressure mercury vapor discharge lamp with amalgam capsule having amalgam chamber An amalgam capsule (16) for a low-pressure mercury vapor discharge lamp (1) has a closed end and an opposing end with an opening (21) to allow passage of mercury vapor between the amalgam plug (18) and the discharge space (3) of th... | 08/02/2011 |
| 7982383 | Mercury dispensing devices with a reduced particle loss Mercury dispensers (10; 20) having a highly reduced particle loss and containing a mixture of powders of a mercury releasing compound and of a plastic metal or alloy and optionally of a getter material are described. A mercury dispensing device (10:20)... | 07/19/2011 |
| 7977858 | Low-pressure mercury vapor discharge lamp A low-pressure mercury vapor discharge lamp is provided with a discharge vessel which encloses a discharge space including a filling of mercury and a rare gas in a gastight manner. The discharge vessel further includes an amalgam which communicates with the discharg... | 07/12/2011 |
| 7816849 | Germicidal low pressure mercury vapor discharge lamp with amalgam location and temperature control permitting high output A germicidal lamp having amalgam for controlling mercury vapor pressure contained in a location facilitating efficient high output operation. A low pressure mercury vapor discharge lamp has an amalgam container containing an amalgam positioned behind an electrode ou... | 10/19/2010 |
| 7592742 | Fluorescent lamp, bulb-shaped fluorescent lamp, and lighting apparatus An auxiliary amalgam is contained in a light-emitting tube. The auxiliary amalgam has a base, a metal layer provided on the base, and a diffusion-inhibiting layer provided between the base and the metal layer. ... | 09/22/2009 |
| 7538479 | Fluorescent lamp, luminaire and method for manufacturing fluorescent lamp A fluorescent lamp is configured so that a glass bulb has a phosphor film formed on its internal face, and a rare gas and an amalgam pellet are enclosed therein. The amalgam pellet contains zinc, tin, and mercury as principal components, one amalgam pellet is enclos... | 05/26/2009 |
| 7453196 | Fluorescent lamp with cavity tube A fluorescent lamp uses new cold-end technology or an enveloped fluorescent lamp with high surface load. The lamp features a lamp tube, cathode, stem cap and wire, such that one end of the wire connected to the cathode is fixed on the stem cap and the other end of t... | 11/18/2008 |
| 7408295 | Mercury amalgams for elevated temperatures in discharge lamps The present invention relates to mercury amalgams in discharge lamps for use at elevated operating temperatures. ... | 08/05/2008 |
| 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 |
| 7368865 | Cathode ray tube with a conical portion A display tube has an evacuated envelope with a display panel, a cone (or funnel) portion and a neck portion. The cone portion has a cone body portion and a parabolic portion. The contour of the cone body in a plane through the longitudinal axis of the tube and the ... | 05/06/2008 |
| 7352122 | Compact fluorescent lamp with extended cavity tube This present invention relates to a fluorescent lamp and, in particular, a compact fluorescent lamp or an enveloped fluorescent lamp with high surface load using new cold-end technology. The present invention includes at least one lamp tube with a cathode, stem cap ... | 04/01/2008 |
| 7309146 | Backlight having discharge tube, reflector and heat conduction member contacting discharge tube A display device includes a backlight having a discharge tube and a reflector. A heat conduction member is attached to the reflector in contact with the discharge tube, so that a part of the discharge tube is locally cooled by the heat conduction member. Liquid merc... | 12/18/2007 |
| 7288882 | Lamp electrode and method for delivering mercury A lamp electrode adapted to deliver mercury during an assembly process has a supporting electrical lead attached to the proximal end of a metallic shell. The proximal and a distal ends of the metallic shell each lie along a central axis. A container with a vitreous ... | 10/30/2007 |
| 7284878 | Lumen regulating apparatus and process The present invention is a fluorescent light lumen regulating apparatus. More specifically, in one aspect, the present invention is a fluorescent lighting assembly for mounting at least one fluorescent lamp. In this aspect, the lighting assembly comprises a lamp hou... | 10/23/2007 |
| 7279840 | Electrodeless fluorescent lamp with controlled cold spot temperature An electrodeless lamp includes a bulbous lamp envelope enclosing an inert gas and a vaporizable metal fill, the lamp envelope having a reentrant cavity; an electromagnetic coupler positioned within the reentrant cavity; and a cold spot structure configured for low t... | 10/09/2007 |
| 7265493 | Mercury-free compositions and radiation sources incorporating same A radiation source with an ionizable mercury-free composition. The ionizable composition including at least zinc or at least one zinc compound or both. ... | 09/04/2007 |
| 7258464 | Integral ballast lamp thermal management method and apparatus A lamp having a lighting source, integral electronics, and a thermal distribution mechanism disposed in a housing. The thermal distribution mechanism may include a For example, the lamp may include a thermal shield between the lighting source and the integral electr... | 08/21/2007 |
| 7221582 | Method and system for controlling write current in magnetic memory Methods and apparatuses are disclosed for controlling the write current in magnetic memory. In some embodiments, the method includes: providing a current in a plurality of memory write lines (where the write lines may be magnetically coupled to at least one memory e... | 05/22/2007 |
| 7180232 | Low-pressure mercury vapor discharge lamp Low-pressure mercury vapor discharge lamp comprises a light-transmitting discharge vessel (10) enclosing, in a gastight manner, a discharge space (13) provided with a filling of mercury and a rare gas. The discharge vessel comprises discharge means ( | 02/20/2007 |
| 7176626 | Method of controlling leachable mercury in lamps A method for inhibiting mercury from leaching from a land-filled arc discharge lamp containing a quantity of elemental mercury at least partially convertible to soluble mercury, provides for including within the lamp a quantity of a non-metallic copper-containing co... | 02/13/2007 |
| 7173254 | Compact germicidal lamp having multiple wavelengths A compact germicidal lamp having a plurality of adjacent parallel glass cylinders capable of transmitting different wavelengths of ultraviolet radiation connected by a perpendicular glass tube. A first glass cylinder made of a doped quartz material and capable of tr... | 02/06/2007 |
| 7121681 | Compact high-brightness fluorescent lamp system A fluorescent lamp system is provided that facilitates high-brightness in a compact size needed for liquid crystal displays. The fluorescent lamp system comprises a lamp having a plurality of interdigitated legs arranged in multiple planes. By arranging the interdig... | 10/17/2006 |
| 7119486 | Re-entrant cavity fluorescent lamp system An electrodeless fluorescent lamp (10) having a burner (20), a ballast housing (30) containing a ballast (40) and a screw base (50) for connection to a power supply. A reentrant cavity (60) is formed in the burner (20... | 10/10/2006 |
| 7095167 | Germicidal low pressure mercury vapor discharge lamp with amalgam location permitting high output A germicidal lamp having amalgam for controlling mercury vapor pressure contained in a location facilitating efficient high output operation. A low pressure mercury vapor discharge lamp has an amalgam container containing an amalgam positioned behind an electrode ou... | 08/22/2006 |
| 7061173 | Amalgam-doped low mercury low-pressure UV irradiator A UV lamp unit is provided and comprises a lamp in the form of a mercury low pressure amalgam lamp that is provided with at least one amalgam deposit. A cladding tube surrounds the lamp in such a way that an air gap is provided between the lamp and the cladding tube... | 06/13/2006 |
| 7053542 | Rare-gas low-pressure discharge lamp, method of manufacturing a rare-gas low-pressure discharge lamp, and application of a gas discharge lamp A rare-gas low-pressure discharge lamp for generating ultraviolet light, in particular for cosmetic or therapeutic purposes, has a discharge vessel which is filled with rare gas and is at least partly transparent to UV light and which is at least partly coated with ... | 05/30/2006 |
| 7052649 | Mercury dispenser for fluorescent lamps and method of dispensing A dispenser (10) for a volatilizable material has a first member (14) that is substantially cup-shaped with a given diameter (X) and with a given depth (Z) and having a first peripheral flange (16) having a first diameter (D). A second member ( | 05/30/2006 |
| 7049738 | Amalgam low pressure mercury UV lamp A UV lamp unit includes a lamp in the form of a mercury low pressure amalgam lamp that is provided with at least one amalgam deposit. A cladding tube surrounds the lamp in such a way that an air gap is provided between the lamp and the cladding tube. An element is p... | 05/23/2006 |
| 7038365 | Electrode-less fluorescent lamp having a 3-dimensional structure, and a method for manufacturing the same An electrode-less fluorescent lamp and a method for manufacturing the same are disclosed. The electrode-less fluorescent lamp includes a closed-loop tubular discharge tube enclosing a discharge gas. The tube is coated with a fluorescent layer on an inner surface and... | 05/02/2006 |
| 7030559 | Arc discharge lamp containing means for reducing mercury leaching An arc discharge lamp containing a quantity of elemental mercury at least partially convertible to soluble mercury, provides for including within the lamp a quantity of a non-metallic copper-containing compound and an ingredient X, said ingredient X including a nobl... | 04/18/2006 |
| 6979940 | Electrodeless discharge lamp An electrodeless discharge lamp includes an induction coil that includes a core and a winding wound around the core and generates an electromagnetic filed inside a bulb, an insert portion provided inside the core, and a plane portion that releases heat from the inse... | 12/27/2005 |
| 6979946 | Electrodeless fluorescent lamp The thickness of a luminophor film (16′) provided on the inner surface of a translucent discharge vessel (11) having a cavity portion (12) in which a light emitting substance is enclosed is the maximum in the vicinity of a plasma (15), ... | 12/27/2005 |
| 6975287 | Plasma color display screen with pixel matrix array A plasma color screen fitted with a carrier plate, a transparent front plate, a ribbed structure dividing the space between the carrier plate and the front plate into discharge cells filled with a gas, with one or more electrode arrays on the front plate and on the ... | 12/13/2005 |
| 6963164 | Cold cathode fluorescent lamps A cold-cathode fluorescent lamp, comprising a sealed lighting enclosure provided with a phosphor coating on at least part of an inner surface thereof the lighting enclosure. An electrode is provided juxtaposed a region of the inner surface of the lighting tube, the ... | 11/08/2005 |
| 6940232 | Electrodeless fluorescent lamp An electrodeless fluorescent lamp includes a glass vessel having a retention channel and a vapor chamber for sealedly storing an active vapor therein; a thermal conductive unit disposed within the retention channel; an induction coil supported by the thermal conduct... | 09/06/2005 |
| 6936967 | Fluorescent lamp and method of manufacturing same Fluorescent lamp (1) having a glass discharge vessel (2) in which a gas is present, which discharge vessel (2) is provided with a tubular end portion (3) having a longitudinal axis, which end portion (3) includes a glass stem (5... | 08/30/2005 |
| 6905385 | Method for introducing mercury into a fluorescent lamp during manufacture and a mercury carrier body facilitating such method Method for introducing a limited amount of mercury into a fluorescent lamp during manufacture thereof includes the steps of forming the lamp with an exhaust tubulation therein open at an end thereof and provided with a ball retention structure, exhausting the interi... | 06/14/2005 |
| 6891323 | Fluorescent lamp and amalgam assembly therefor An amalgam assembly for a fluorescent lamp includes an exhaust tubulation closed at a free end thereof, a glass ball disposed in the tubulation, and a mercury amalgam body disposed in the tubulation between the glass ball and the tubulation closed end. The tubulatio... | 05/10/2005 |
