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Class Information
Number: 315/58
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
Description: Discharge devices, having structurally combined therewith an electric circuit impedance.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7602112 |
Assembly of a capped high-pressure discharge lamp and a lamp holder |
Oct. 13, 2009 |
| 7598662 |
Low-pressure mercury vapor lamp with an adhering unit to improve luminous efficiency |
Oct. 6, 2009 |
| 7492104 |
High pressure discharge lamp |
Feb. 17, 2009 |
| 7474058 |
Inductively powered secondary assembly |
Jan. 6, 2009 |
| 7469940 |
Discharge lamp lighting device, lighting system and method |
Dec. 30, 2008 |
| 7453214 |
Lamp-operating unit and low-pressure mercury discharge lamp |
Nov. 18, 2008 |
| 7427839 |
Inductively powered apparatus |
Sep. 23, 2008 |
| 7365951 |
Discharge lamp lighting device, lighting system and method |
Apr. 29, 2008 |
| 7345423 |
Assembly of a fluorescent lamp and an extension means |
Mar. 18, 2008 |
| 7339790 |
Halogen lamps with mains-to-low voltage drivers |
Mar. 4, 2008 |
| 7332981 |
Impedance matching apparatus for a plasma chamber comprising two separate storage units and three separate calculators |
Feb. 19, 2008 |
| 7279843 |
Inductively powered apparatus |
Oct. 9, 2007 |
| 7245083 |
Incandescent lamp with integral controlling means |
Jul. 17, 2007 |
| 7199678 |
Impedance matching apparatus for a plasma chamber comprising two separate storage units and calculators |
Apr. 3, 2007 |
| 7161302 |
High lamp-power lighting system and fluorescent lamp |
Jan. 9, 2007 |
| 7153178 |
Method of manufacturing a lamp assembly |
Dec. 26, 2006 |
| 7102298 |
Integral lamp |
Sep. 5, 2006 |
| 7042168 |
Fluorescent-lamp driving apparatus adopting high-frequency inverter driving method, and compact self-ballasted fluorescent lamp equipped with such fluorescent-lamp driving apparatus |
May. 9, 2006 |
| 7033043 |
Vehicle lighting device and method of assembling a vehicle lighting device |
Apr. 25, 2006 |
| 6919688 |
Luminescent plasma discharge device, timepiece, having controlled motion of luminous discharge through multiple, independent discharge chambers |
Jul. 19, 2005 |
| 6917163 |
Inductively powered lamp assembly |
Jul. 12, 2005 |
| 6880964 |
Chain-controlled lamp stand with multi-stage light modulation |
Apr. 19, 2005 |
| 6864635 |
Ballast socket for compact fluorescent lamp |
Mar. 8, 2005 |
| 6819056 |
Color-changing bulb of instrument panel of a vehicle |
Nov. 16, 2004 |
| 6777878 |
Dielectric barrier discharge lamp having an ignition means |
Aug. 17, 2004 |
| 6774566 |
High pressure discharge lamp and luminaire |
Aug. 10, 2004 |
| 6774563 |
Support for a lamp capsule and end-of-life device, lamp including such capsule, and method of coupling lamp capsule and end-of-life device to such support |
Aug. 10, 2004 |
| 6767108 |
Non-lethal flash grenade |
Jul. 27, 2004 |
| 6762558 |
Low-pressure gas discharge lamp |
Jul. 13, 2004 |
| 6756745 |
Four-electrode fluorescent lamp and the circuit for arranging the same |
Jun. 29, 2004 |
| 6755551 |
Thin profile task light |
Jun. 29, 2004 |
| 6750613 |
High lamp-power lighting system and fluorescent lamp |
Jun. 15, 2004 |
| 6734633 |
Bulb-form lamp and manufacturing method of lamp case |
May. 11, 2004 |
| 6734632 |
Electric discharge lamp device |
May. 11, 2004 |
| 6731071 |
Inductively powered lamp assembly |
May. 4, 2004 |
| 6731076 |
Base of an electric discharge lamp with an ignition device |
May. 4, 2004 |
| 6727652 |
Lamps |
Apr. 27, 2004 |
| 6690113 |
Fluorescent lighting assembly |
Feb. 10, 2004 |
| 6680575 |
Lamp socket |
Jan. 20, 2004 |
| 6664726 |
Fluorescent lamp with a by-pass means in the discharge space resulting in low starting voltage |
Dec. 16, 2003 |
| 6657392 |
Discharge lamp for dielectrically impeded discharges comprising supporting elements between a bottom plate and a cover plate |
Dec. 2, 2003 |
| 6628082 |
Glow starter for a high pressure discharge lamp |
Sep. 30, 2003 |
| 6624581 |
Circuit for driving an alternating current high pressure gas discharge lamp for a motor vehicle |
Sep. 23, 2003 |
| 6611105 |
Electric bulb structure |
Aug. 26, 2003 |
| 6608444 |
Mercury-free high-intensity discharge lamp operating apparatus and mercury-free metal halide lamp |
Aug. 19, 2003 |
| 6605899 |
Dielectric barrier discharge lamp |
Aug. 12, 2003 |
| 6593697 |
Resistor assembly and cathode ray tube |
Jul. 15, 2003 |
| 6577065 |
Electric lamp with light source extinguishing arrangement and method of operating same |
Jun. 10, 2003 |
| 6577066 |
Compact self-ballasted fluorescent lamp |
Jun. 10, 2003 |
| 6570342 |
Fluorescent lamp and power converter |
May. 27, 2003 |
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