H01J61/22 - CPC Classification Index

ClassID:

205668 ⎘

H01J61/22 - CPC Classification

Classification description:

Gas-discharge or vapour-discharge lamps; Details; Selection of substances for gas fillings; Specified operating pressure or temperature having a metallic vapour as the principal constituent vapour of an alkali metal

Recent Application in this class:

20210120659

2021-04-22

System and method for vacuum ultraviolet lamp assisted ignition of oxygen-containing laser sustained plasma sources

20180114689

2018-04-26

High-pressure sodium lamp lighting device

20180038582

2018-02-08

Air cooled horticulture lighting fixture for a double ended high pressure sodium lamp

20180035617

2018-02-08

Air cooled horticulture lighting fixture

20170211801

2017-07-27

AIR COOLED HORTICULTURE LIGHTING FIXTURE WITH INTERNAL BALLAST

20160042939

2016-02-11

Low pressure lamp using non-mercury materials

20150252993

2015-09-10

Air cooled horticulture lighting fixture

20150252992

2015-09-10

Air cooled horticulture lighting fixture

20140125224

2014-05-08

Mercury-free metal halide lamp for vehicle and metal halide lamp device

#10

20090267510

2009-10-29

DISCHARGE LAMP

#11

20070085478

2007-04-19

High pressure alkali metal discharge lamp

#12

20070051931

2007-03-08

Light-emitting material, light-emitting body, and light-emitting method

#13

20060049762

2006-03-09

Night-vision illumination lamp

#14

20050134182

2005-06-23

Metal halide lamp and metal halide lamp lighting device with improved emission power maintenance ratio