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Class Information
Number: 315/167
Name: Electric lamp and discharge devices: systems > Plural power supplies > Plural cathode and/or anode load device
Description: Systems wherein the load device is a discharge device which has two or more cathodes and/or two or more anodes.










Sub-classes under this class:

Class Number Class Name Patents
315/168 Diverse type current supplies to auxiliary and principal electrodes 28
315/169.1 Diverse-type energizing or bias supplies to different electrodes 1,339


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8624507 Organic electroluminescent display device Jan. 7, 2014
8610359 Display device Dec. 17, 2013
8552653 Electro-optical device, electronic apparatus, and method of driving electro-optical device Oct. 8, 2013
8368311 Organic electroluminescent display device Feb. 5, 2013
8274228 Flow tube apparatus Sep. 25, 2012
8242698 Organic electroluminescent display device Aug. 14, 2012
8223092 Plasma display panel and method of driving the same Jul. 17, 2012
8174198 Image display apparatus and method for driving the same May. 8, 2012
8044890 Plasma display device and driving method thereof Oct. 25, 2011
7956545 Field emission device Jun. 7, 2011
7911125 Electron emission device using abrupt metal-insulator transition and display including the same Mar. 22, 2011
7876054 Plasma display apparatus Jan. 25, 2011
7847783 Controller circuitry for light emitting diodes Dec. 7, 2010
7724220 Driving system of light emitting diode May. 25, 2010
7710362 Electron emission display (EED) and method of driving the same May. 4, 2010
7580034 Apparatus for improving uniformity of luminosity in flat panel display Aug. 25, 2009
7388561 Characteristics adjustment method of image forming apparatus, manufacturing method of image forming apparatus and characteristics adjustment apparatus of image forming apparatus Jun. 17, 2008
7321350 Image display Jan. 22, 2008
7304436 Generator for sustaining pulse of plasma display panel Dec. 4, 2007
7304440 Electron-emitting apparatus Dec. 4, 2007
7253565 Apparatus for supplying power, backlight assembly and liquid crystal display apparatus having the same Aug. 7, 2007
7088048 Device and process for switching and controlling an electron dose emitted by a micro-emitter Aug. 8, 2006
7078864 Display apparatus and power supply device for displaying Jul. 18, 2006
6977468 Integrated spark gap device Dec. 20, 2005
6975074 Electron emitter comprising emitter section made of dielectric material Dec. 13, 2005
6960890 Electroluminescent display device Nov. 1, 2005
6894435 Method and device for rastering source redundancy May. 17, 2005
6873313 Image display device and driving method thereof Mar. 29, 2005
6819054 Charge ballast electronic circuit for charge emission device operation Nov. 16, 2004
6781319 Display and method of manufacture Aug. 24, 2004
6771234 Medium and large pixel multiple strand array structure plasma display Aug. 3, 2004
6741016 Focusing lens for electron emitter with shield layer May. 25, 2004
6661394 Driving circuit for radio frequency plasma display panel Dec. 9, 2003
6495965 Cold cathode electronic device Dec. 17, 2002
6473061 Plasma display panel drive method and apparatus Oct. 29, 2002
6337543 High power cold cathode gas discharge lamp using sub-electrode structures Jan. 8, 2002
6316879 Driver circuit for organic electroluminescent display Nov. 13, 2001
6243084 Method for driving plasma display Jun. 5, 2001
6236164 Current sensing in vacuum electron devices May. 22, 2001
6137232 Linear response field emission device Oct. 24, 2000
6005540 Image-forming apparatus and method of driving the same Dec. 21, 1999
5910792 Method and apparatus for brightness control in a field emission display Jun. 8, 1999
5844377 Kinetically multicolored light source Dec. 1, 1998
5796214 Ballast circuit for gas discharge lamp Aug. 18, 1998
5783910 Flat panel display in which low-voltage row and column address signals control a much higher pixel activation voltage Jul. 21, 1998
5757138 Linear response field emission device May. 26, 1998
5742129 Organic electroluminescent display panel with projecting ramparts and method for manufacturing the same Apr. 21, 1998
5674351 Self supporting flat video display Oct. 7, 1997
5616991 Flat panel display in which low-voltage row and column address signals control a much higher pixel activation voltage Apr. 1, 1997
5589738 Field emission type display device Dec. 31, 1996

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