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Browse by Category: Main > Optical & Optics
Class Information
Number: 362/293
Name: Illumination > Light source (or support therefor) and modifier > Including selected wavelength modifier (e.g., filter)
Description: Subject matter wherein the modifier has different effects on radiation of different wavelengths, as for example, absorbing some and transmitting others or transmitting some and reflecting others.










Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

Patent Number Title Of Patent Date Issued
4882617 Projection device and associated electro-optic monochrome display device with phosphor layer and interference filters Nov. 21, 1989
4868725 Motor vehicle combination lamp Sep. 19, 1989
4864475 Rainbow light box Sep. 5, 1989
4847736 Illuminated wall vase having removable faces Jul. 11, 1989
4839779 Multiple color light with structure to prevent color bleeding Jun. 13, 1989
4835666 Signal lamp, especially for motor vehicles May. 30, 1989
4833579 Extruded lamp fixtures for halogen light sources May. 23, 1989
4829407 Indicator lamps May. 9, 1989
4823245 Means for adding colors to electric lights Apr. 18, 1989
4814956 Lamp Mar. 21, 1989
4811182 Color changer Mar. 7, 1989
4811179 Display device Mar. 7, 1989
4800474 Color wheel assembly for lighting equipment Jan. 24, 1989
4794925 Solar ray energy radiating device for use in medical treatment Jan. 3, 1989
4794494 Daytime illumination device for a motor vehicle Dec. 27, 1988
4792884 Illuminated vanity mirror visor Dec. 20, 1988
4788631 Wrist mounted flashlight Nov. 29, 1988
4785281 Mechanical implementation of unambiguous automotive brake signal lights Nov. 15, 1988
4780799 Heat-dissipating light fixture for use with tungsten-halogen lamps Oct. 25, 1988
4771371 Light ray radiating device Sep. 13, 1988
4768133 Lighting device Aug. 30, 1988
4766526 Light source Aug. 23, 1988
4763234 Illuminated devices Aug. 9, 1988
4763231 Fitting with removable support for lighting fixtures fixed in ceiling Aug. 9, 1988
4745531 Lighting device with all parameters adjustable simultaneously, in particular for use as a stage light May. 17, 1988
4725929 Auxiliary light for vehicles Feb. 16, 1988
4722028 Night vision compatible and sunlight readable, lighted, word indicating pushbutton switch and indicator Jan. 26, 1988
4716506 Iris-producing lamp device Dec. 29, 1987
4704660 High-intensity light source for a fiber optics illumination system Nov. 3, 1987
4704662 Lighting device for an elevator Nov. 3, 1987
4698735 Decorator lamp Oct. 6, 1987
4695930 Infrared floodlight assembly Sep. 22, 1987
4692844 Adjustable light projector Sep. 8, 1987
4677531 Inspection illumination device Jun. 30, 1987
4670824 Light source unit for exposure apparatus Jun. 2, 1987
4663557 Optical coatings for high temperature applications May. 5, 1987
4656567 Indiscernible lamp Apr. 7, 1987
4651257 Multiple source lighting fixture Mar. 17, 1987
4649462 Viewing angle color sensitive lighting accessory Mar. 10, 1987
4646214 Miniature coaxial lighting assembly Feb. 24, 1987
4644450 Lighting unit for liquids Feb. 17, 1987
4641227 Solar simulator Feb. 3, 1987
4630184 Motor vehicle lamp, and a light unit for motor vehicles incorporating such lamps Dec. 16, 1986
4623959 Apparatus, particularly for transloading vehicles for providing a field of view for carrying out work during darkness, particularly at military field transloading posts Nov. 18, 1986
4620791 Light processor Nov. 4, 1986
4618918 Universal filter changer for theatrical lights Oct. 21, 1986
4608622 Multi-function light source Aug. 26, 1986
4604680 Infrared floodlight Aug. 5, 1986
4602321 Light source having automatically variable hue, saturation and beam divergence Jul. 22, 1986
4600976 Color changer mechanism Jul. 15, 1986

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