Patents
Sitemap › H01 - Basic electric elements › H01J - Electric discharge tubes or discharge lamps › H01J 65 - Lamps without any electrode inside the vessel; Lamps with at least one main electrode outside the vessel
Patents for H01J 65 - Lamps without any electrode inside the vessel; Lamps with at least one main electrode outside the vessel (6,012)
10/1991
10/31/1991DE4109895A1 Elongated electrodeless discharge lamp bulb contg. plasma source - has limits of discharge space speed. from walls to improve substrate irradiation by ends of reflector
10/29/1991US5062116 Metal halide glass tube
10/22/1991US5059868 Starting circuit for an electrodeless high intensity discharge lamp
10/16/1991CN1055446A Electrodeless low-pressure discharge lamp
10/16/1991CN1014378B Gas discharge lamp with excitation source
10/15/1991US5057751 Protective coating for high-intensity metal halide discharge lamps
10/15/1991US5057750 Two-stage resonant starting circuit for an electrodeless high intensity discharge lamp
10/09/1991EP0450131A1 Electrodeless microwave-generated radiation apparatus
10/02/1991EP0449507A1 A low pressure gas discharge lamp
10/02/1991EP0449018A2 Irradiation device
10/01/1991US5053682 Power supply for microwave discharge light source
09/1991
09/26/1991DE4008195A1 Microwave gas exciter for gas discharge path - uses microwave resonator including discharge path and connected to microwave supply line
09/25/1991EP0447852A2 Luminaire for an electrodeless high intensity discharge lamp with electromagnetic interference shielding
09/24/1991US5051663 Electrodeless lamp with improved bulb mounting arrangement
09/17/1991US5049777 High-power radiator
09/11/1991EP0445961A2 Protection for high-pressure electrodeless discharge lamps
09/10/1991US5047693 Starting aid for an electrodeless high intensity discharge lamp
09/10/1991US5047692 Integrated tuning capacitor network and heat sink for an electrodeless high intensity discharge lamp ballast
09/10/1991CA1288800C High-power uv radiator
09/10/1991CA1288799C Rare earth halide light source with enhanced red emission
08/1991
08/27/1991US5042139 Method of making an excitation coil for an electrodeless high intensity discharge lamp
08/13/1991US5039918 Electrodeless microwave-generated radiation apparatus
08/13/1991US5039903 Excitation coil for an electrodeless high intensity discharge lamp
08/07/1991EP0440381A2 Improvements relating to electrodeless high intensity discharge lamps
08/07/1991EP0440300A1 Electrodeless low-pressure discharge lamp
07/1991
07/25/1991WO1991011017A1 Integrated radio-frequency light source for large scale display
07/25/1991WO1991010984A1 Radio-frequency driven display
07/24/1991EP0438253A2 A discharge tube arrangement
07/24/1991EP0438179A1 An image heating apparatus using a microwave discharge plasma lamp
07/16/1991US5032762 Protective beryllium oxide coating for high-intensity discharge lamps
07/16/1991US5032757 Protective metal halide film for high-pressure electrodeless discharge lamps
07/09/1991US5030889 Lamp ballast configuration
07/02/1991US5028847 Launcher suitable for exciting surface waves in a discharge tube
06/1991
06/27/1991WO1991009414A1 Luminous panel display device
06/25/1991US5027041 Integrated radio-frequency light source for large scale display
06/05/1991EP0429471A1 Self contained gas discharge display device
06/04/1991US5021704 Method and apparatus for cooling electrodeless lamps
05/1991
05/28/1991US5019750 Radio-frequency driven display
05/07/1991US5013976 Electrodeless glow discharge lamp
05/07/1991US5013975 Electrodeless discharge lamp
05/07/1991US5013966 Discharge lamp with external electrodes
05/07/1991US5013959 High-power radiator
04/1991
04/18/1991WO1991005450A1 Device for electrically exciting a gas with microwaves
04/18/1991DE3933619A1 Vorrichtung zur elektrischen anregung eines gases mit mikrowellen Device for electrical excitation of gases with microwave
04/17/1991EP0422816A2 A discharge tube arrangement
04/16/1991US5008593 Coaxial liquid cooling of high power microwave excited plasma UV lamps
04/12/1991CA2000523A1 Starting electrodes for hid lamps
04/12/1991CA2000522A1 Capacitive starting electrodes for hid lamps
04/12/1991CA2000521A1 High efficacy electrodeless high intensity discharge lamp exhibiting easy starting
04/09/1991US5006763 Luminaire for an electrodeless high intensity discharge lamp with electromagnetic interference shielding
04/09/1991US5006758 High-power radiator
04/09/1991US5006752 Electrodeless low-pressure discharge lamp
04/03/1991EP0420335A2 High pressure gas discharge lamp
03/1991
03/26/1991US5003233 Radio frequency powered large scale display
03/13/1991EP0416839A2 A discharge tube arrangement
02/1991
02/27/1991CN1049571A Electrodeless low-pressure mercury vapour discharge lamp
02/21/1991DE4022279A1 Irradiating non-electrolytes from gas - filled discharge chamber by applying high potential electric source to electrodes using cylindrical electrode connected by dielectric layer
02/20/1991EP0413398A1 Electrodeless low-pressure mercury vapour discharge lamp
02/05/1991US4990804 Remote
01/1991
01/29/1991US4988922 Power supply for microwave discharge light source
01/23/1991CN2070034U High-frequency discharge lamps without electrode
01/17/1991DE3922865A1 Mercury vapour lamp with solid-body recombination structure - is excited by HF energy in discharge space contg. fibre with specified surface-vol. ratio
01/16/1991CN1011274B Electrodeless low-pressure discharge lamp
01/09/1991EP0407160A2 A discharge tube arrangement
01/08/1991US4983881 High-power radiation source
01/02/1991EP0405816A2 A discharge tube arrangement
01/01/1991US4982140 Starting aid for an electrodeless high intensity discharge lamp
12/1990
12/27/1990EP0404593A1 Luminaire for an electrodeless high intensity discharge lamp
12/18/1990US4978891 Electrodeless lamp system with controllable spectral output
12/11/1990US4977354 Electrodeless low-pressure discharge lamp
12/04/1990US4975625 Electrodeless lamp which couples to small bulb
11/1990
11/20/1990US4972120 Metal halide lamps, electric discharges, buffers
11/14/1990EP0397421A2 High efficacy electrodeless high intensity discharge lamp
11/08/1990CA2015508A1 High efficacy electrodeless high intensity discharge lamp
11/07/1990EP0395798A2 Microwave resonant cavity
10/1990
10/31/1990DE3913519A1 Rapid UV hardening system - for plastics coating on optical fibre
10/24/1990EP0393900A2 A discharge tube arrangement
10/23/1990US4965540 Microwave resonant cavity
10/18/1990DE4010809A1 High power esp. ultraviolet emitter - with electrode arrangement providing high efficiency
10/16/1990US4963792 Self contained gas discharge device
10/03/1990EP0389980A1 High power radiation device
09/1990
09/25/1990US4959592 Starting electrodes for HID lamps
09/25/1990US4959584 Luminaire for an electrodeless high intensity discharge lamp
09/19/1990CN2062495U Low voltage electrode-free tube fluorescent lamp
09/11/1990US4956579 Plasma Display using a double-walled enclosure
09/11/1990US4956577 Interactive luminous panel display device
09/11/1990CA1273983A1 Tritium light
09/05/1990EP0385205A1 High-power radiation device
09/04/1990US4954756 Method and apparatus for changing the emission characteristics of an electrodeless lamp
09/04/1990US4954755 Electrodeless lamp having hybrid cavity
08/1990
08/29/1990EP0384520A1 Electrodeless low-pressure discharge lamp
08/29/1990CN1045003A Electrodeless low-pressure discharge lamp
08/21/1990US4950059 Combination lamp and integrating sphere for efficiently coupling radiant energy from a gas discharge to a lightguide
08/21/1990CA1273050A1 Microwave discharge light source apparatus
08/07/1990US4947475 Light emitting devices
08/07/1990US4947080 Apparatus for rotating an electrodeless light source
07/1990
07/31/1990US4945290 For ultraviolet light
07/31/1990US4945281 Flat light source
07/11/1990EP0377442A1 Radio frequency powered large scale display
07/10/1990US4940923 Electrodeless low-pressure discharge lamp
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