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Browse by Category: Main > Optical & Optics
Class Information
Number: 362/209
Name: Illumination > Plural nonelectric light sources
Description: Subject matter wherein there are two or more spatially separate light sources and wherein at least two of the sources are comprised of light emitting means other than means which converts energy associated with an electric current into visible radiant energy and means to modify the light therefrom.










Patents under this class:

Patent Number Title Of Patent Date Issued
8690394 Illuminating device for reducing unevenness in illuminance on an irradiation target face Apr. 8, 2014
8564847 Operation device and image reading apparatus Oct. 22, 2013
8488857 Automated diagnosis and alignment supplemented with positron emission tomography (PET) and magnetic resonance (MR) flow estimation Jul. 16, 2013
8254697 Scalable near duplicate image search with geometric constraints Aug. 28, 2012
7549785 Night lighting system Jun. 23, 2009
7547131 Illuminated electrical box cover plate Jun. 16, 2009
7306349 Work light Dec. 11, 2007
7281815 Lighting device having a multi-position switch assembly Oct. 16, 2007
6929380 Candle holder adapter for an electric lighting fixture Aug. 16, 2005
6902288 Light source system with open flames Jun. 7, 2005
6612713 Umbrella apparatus Sep. 2, 2003
6231218 Fishing light May. 15, 2001
6039464 Fishing light Mar. 21, 2000
5860725 Heat operated rotatable device Jan. 19, 1999
5468142 Gas light control apparatus Nov. 21, 1995
5390086 Multi-chamber chemiluminescent optical display device Feb. 14, 1995
5222797 Multi-chamber chemiluminescent optical display device Jun. 29, 1993
5124903 Decorative light display unit Jun. 23, 1992
4921421 Candelabrum May. 1, 1990
4855879 High-luminance radioluminescent lamp Aug. 8, 1989
4835663 Liquid fuel consuming apparatus May. 30, 1989
4796161 Actuation device for a plurality of chemical light sources Jan. 3, 1989
4557687 Fuel element and fireplace constructions using same Dec. 10, 1985
4152752 Illumination system and apparatus therefor May. 1, 1979
3982120 Flashlight Sep. 21, 1976











 
 
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