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Ganu, Pune

Sanat Ganu, Pune IN

Patent application numberDescriptionPublished
20100170075Method of Manufacturing Multicolored Illuminator - A method of manufacturing a multicolored illuminator is disclosed. In an embodiment, a first transparent sheet (07-08-2010
20100195349Light Source of Varying Thickness - An apparatus and method for a light source are disclosed. The apparatus comprises a light guide including light extracting features and at least one light source placed near an end of the light guide. Light from the light source gets deflected by the light extracting features and emanates in a predetermined pattern along a surface of the light guide. The light guide has different thicknesses in different parts.08-05-2010
20100283376Multicolored Linear Light Source - A multicolored linear light source is disclosed. In an embodiment the multicolored linear light source (11-11-2010
20110007512Directional Light Source Using Refractive and Reflective Optics - A directional light source comprising refractive and reflective optics is disclosed. In one embodiment, the system comprises refracting apparatus which refracts light into a narrow cone, and reflecting apparatus which recycles light into a direction such that light will emanate from the refracting apparatus in the desired narrow cone.01-13-2011
20110013387Directional Linear Light Source - An apparatus and method for providing a linear light source emitting light in a narrow cone of directions is disclosed. In one embodiment, the apparatus comprises a linear light source and a sheet designed in such a way that light is emanated out in a narrow set of directions. Also disclosed is a directional surface light source using a directional linear light source.01-20-2011
20110013418Apparatus for Efficiently Coupling Light from a Light Source into a Thin Object - An apparatus for efficiently coupling light from a light source into a thin object such as a rod or a sheet is disclosed. In an embodiment, the apparatus comprises a sheet and a linear light source placed along the edge of the sheet. The light from linear light source is coupled into the sheet using one or more concentrator blocks. In another embodiment, the apparatus comprises a rod and a point light source placed near one end of the rod. The light from point light source is coupled into the rod using one or more concentrator blocks.01-20-2011

Sanat D. Ganu, Pune IN

Patent application numberDescriptionPublished
20080309856Polarized Light Source - An energy efficient polarized light source system is disclosed. In one embodiment, the system comprises a reflector and a reflecting polarizer. A transparent light source and a wave retarder are placed in between the reflector and reflecting polarizer.12-18-2008
20090009050PHOTO LUMINESCENT LIGHT SOURCE - An apparatus for providing a photoluminescent light source is disclosed. In one embodiment, the apparatus comprises a light source that emanates light of a particular spectrum, photoluminescent material which converts light from the light source to light of another spectrum, and a selective mirror which reflects light generated by the light source and transmits light generated by the photoluminescent material. The photoluminescent material may be arranged so as to provide a plurality of light sources that emanate light of various colors.01-08-2009
20090010023LIGHT SOURCE HAVING TRANSPARENT LAYERS - A system for providing a light source is disclosed. In one embodiment, the apparatus comprises a light guide made of several transparent layers having different refractive indexes.01-08-2009