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Class Information
Number: 315/62
Name: Electric lamp and discharge devices: systems > Combined load device or load device temperature modifying means and electrical circuit device structure > Discharge device load > Discharge device and circuit impedance > Inductive impedance
Description: Discharge devices, wherein the impedance element is an inductive impedance.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6917163 |
Inductively powered lamp assembly |
Jul. 12, 2005 |
| 6831417 |
Method of manufacturing a lamp assembly |
Dec. 14, 2004 |
| 6731071 |
Inductively powered lamp assembly |
May. 4, 2004 |
| 6710545 |
Discharge lamp apparatus having directly coupled lamp and electronic controller |
Mar. 23, 2004 |
| 6522085 |
High light output electrodeless fluorescent closed-loop lamp |
Feb. 18, 2003 |
| 6501216 |
Focusing electrode for field emission displays and method |
Dec. 31, 2002 |
| 6429593 |
Lighting device |
Aug. 6, 2002 |
| 6057649 |
Illumination unit, electrodeless low-pressure discharge lamp, and coil suitable for use therein |
May. 2, 2000 |
| 5905343 |
Inductively coupled incandescent light bulb |
May. 18, 1999 |
| 5896009 |
Extending the life of incandescent lamps by power factor modulation |
Apr. 20, 1999 |
| 5828174 |
Ignition device for discharge lamp |
Oct. 27, 1998 |
| 5359263 |
Tuned LRC ballasting circuit for compact fluorescent lighting |
Oct. 25, 1994 |
| 5343123 |
Series-resonant inverter ballast |
Aug. 30, 1994 |
| 5262700 |
Fluorescent lighting means |
Nov. 16, 1993 |
| 5118990 |
Discharge lamp system |
Jun. 2, 1992 |
| 5066892 |
Glow discharge lamp with incandescent filament |
Nov. 19, 1991 |
| 5048068 |
Magnetically operated pulser |
Sep. 10, 1991 |
| 4931696 |
Fluorescent lamp starter assembly |
Jun. 5, 1990 |
| 4912738 |
Magnetically energized pulser |
Mar. 27, 1990 |
| 4891558 |
Adapter for gas discharge lamps and/or low voltage lamps |
Jan. 2, 1990 |
| 4751430 |
Spark plug connector having transformer, capacitor, and spark gap |
Jun. 14, 1988 |
| 4695767 |
Single-ended fluorescent lamp-base combination |
Sep. 22, 1987 |
| 4656395 |
Accessory circuit structure for a low-pressure discharge lamp, typically fluorescent lamp |
Apr. 7, 1987 |
| 4503358 |
Fluorescent lamp having separate cooling means for ballast and fluorescent tube |
Mar. 5, 1985 |
| 4456900 |
High frequency coil |
Jun. 26, 1984 |
| 4455508 |
Low-pressure mercury vapor discharge lamp |
Jun. 19, 1984 |
| 4449071 |
Fluorescent lamp device |
May. 15, 1984 |
| 4443740 |
Dimmer switch for a fluorescent lamp |
Apr. 17, 1984 |
| 4417176 |
Compact fluorescent lamp |
Nov. 22, 1983 |
| 4410834 |
Circular fluorescent lamp with improved housing containing ballast and starting device |
Oct. 18, 1983 |
| 4386296 |
Fluorescent light unit with dual light levels |
May. 31, 1983 |
| 4383200 |
Low-pressure mercury vapor discharge lamp |
May. 10, 1983 |
| 4375607 |
Compact lamp unit having plug-in fluorescent lamp and module components |
Mar. 1, 1983 |
| 4353007 |
Discharge lamp unit including integral ballast |
Oct. 5, 1982 |
| 4349768 |
Method for starting and operating a preheat type fluorescent lamp |
Sep. 14, 1982 |
| 4341979 |
Fluorescent lamp with rotating magnetic field arc spreading device |
Jul. 27, 1982 |
| 4316121 |
Integrally ballasted fluorescent lamp unit |
Feb. 16, 1982 |
| 4311942 |
Compact fluorescent lamp and method and means for magnetic arc spreading |
Jan. 19, 1982 |
| 4311943 |
Fluorescent lamp with arc spreading with recombination structures |
Jan. 19, 1982 |
| 4270071 |
Composite base and ballast member for compact single-ended fluorescent lamp |
May. 26, 1981 |
| 4224554 |
Spark plug having a low noise level |
Sep. 23, 1980 |
| 4163176 |
Energy saving fluorescent lamp |
Jul. 31, 1979 |
| 4128785 |
Core configuration for induction ionized lamps |
Dec. 5, 1978 |
| 4029990 |
Spark plug construction |
Jun. 14, 1977 |
| 3987335 |
Electrodeless fluorescent lamp bulb RF power energized through magnetic core located partially within gas discharge space |
Oct. 19, 1976 |
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