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Patentes

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Patente citante Fecha de presentación Fecha de emisión Cesionario original Título
US396628812 Dic 197429 Jun 1976GTE Sylvania IncorporatedMethod for making high intensity discharge arc tube
US398997019 Dic 19742 Nov 1976General Electric CompanyMetal halide high-intensity discharge lamp having improved restart capability
US411065714 Mar 197729 Ago 1978General Electric CompanyLead-in seal and lamp utilizing same
US43892015 Feb 198121 Jun 1983General Electric CompanyMethod of manufacturing a lamp
US454037330 Ago 198410 Sep 1985GTE Products CorporationMethod of fabricating an arc tube for an arc discharge lamp
US50373429 Nov 19896 Ago 1991Patent Treuhand Gesellschaft fur Elektrische Gluhlampen m.b.h.Method of making an electric lamp, and more particularly a lamp vessel in which electrodes are retained in the lamp by a pinch or press seal
US506439511 Mar 199112 Nov 1991GTE Products CorporationCompact outer jacket for low wattage discharge lamp
US510833113 Ago 199128 Abr 1992Stanley Electric Co., Ltd.Method for manufacturing small tubular lamps
US510833315 Dic 198928 Abr 1992Patent Treuhand fur elektrische Gluhlampen m.b.H.Method of making a double-ended high-pressure discharge lamp
US51336822 Nov 199028 Jul 1992GTE Products CorporationMethod and mold for fabricating an arc tube for an arc discharge lamp
US52135362 Ene 199125 May 1993GTE Products CorporationFilamented lamp manufacture method
US550564821 Dic 19949 Abr 1996Koito Manufacturing Co., Ltd.Contamination-free method of making arc tubes
US613227916 Mar 199817 Oct 2000Matsushita Electric Industrial Co., Ltd.High-pressure discharge lamp and manufacturing method thereof
US630600224 May 199923 Oct 2001Matsushita Electric Industrial Co., Ltd.Lamp and manufacturing method thereof
US666952126 Sep 200130 Dic 2003Osram Sylvania Inc.Method of removing contaminants from a double-ended arc discharge tube
US66729237 Jul 20006 Ene 2004Koito Manufacturing Co., Ltd.Method of manufacturing arc tube
US668552515 Jun 20003 Feb 2004Matsushita Electric Industrial Co., Ltd.Method for manufacturing an incandescent lamp
US675980612 Mar 20016 Jul 2004NEC Microwave Tube, Ltd.High pressure discharge lamp and method for sealing a bulb thereof
US677332015 Nov 200210 Ago 2004NEC Microwave Tube, Ltd.High pressure discharge lamp and method for sealing a bulb thereof
US68179188 Jun 200116 Nov 2004Ushio America, Inc.Hybrid sealing technique
US697252026 Sep 20036 Dic 2005Osram Sylvania Inc.Method of removing contaminants from a double-ended arc discharge tube
US703837923 Dic 20032 May 2006NEC Microwave Tube, Ltd.High pressure discharge lamp and method for sealing a bulb thereof
USRE3151912 Nov 19827 Feb 1984General Electric CompanyLead-in seal and lamp utilizing same