Resources Contact Us Home
Browse by Category: Main > Optical & Optics
Class Information
Number: 362/213
Name: Illumination > Multiple filament light unit > Relatively movable light source or modifier
Description: Subject matter wherein means are provided for permitting the modifier and light source to be moved relative to each other to vary the distribution of light.

Patents under this class:

Patent Number Title Of Patent Date Issued
8246441 Gaming machine having position sensor for mechanical reel modularity Aug. 21, 2012
8152327 Focusing lens system Apr. 10, 2012
8083378 Single color LED clusters for image generation Dec. 27, 2011
7621649 Light distribution control type Illuminator Nov. 24, 2009
6611086 Light source bulb for head lamp Aug. 26, 2003
6377164 High powered tri-mode light show Apr. 23, 2002
6238059 Various color light refraction bulb May. 29, 2001
5440463 Flashlight lamp configuration to produce either a spot or broad beam with enhanced brightness Aug. 8, 1995
4598342 Low wattage double filament tungsten-halogen lamp Jul. 1, 1986
4141060 Ultraviolet light processor having movable reflectors Feb. 20, 1979
3931511 Vehicle headlamps Jan. 6, 1976

  Recently Added Patents
High power insulated gate bipolar transistors
Method for operation of multi-layer-multi-turn high efficiency inductors
Method of sheet alignment and method of post-processing comprising the same and method of image formation
Flip flop shoe
Method and system and policy server for guaranteeing data not to be interrupted
Method of forming solderable side-surface terminals of quad no-lead frame (QFN) integrated circuit packages
Control method of LPI lamp for LPI vehicle and logic therefor
  Randomly Featured Patents
Method and apparatus of converting a series of data words into modulated signals
Rotationally determinate, positionally ambiguous striped carpet tiles
Valve arrangement in particular a solenoid valve arrangement for slip-controlled automotive vehicle brake systems
Adhesive composition
Curable flux composition and method of soldering
Touch switch for electrical appliances and electrical appliance provided with such switch
Failover and load balancing
Color bargraph display control for use with a cathode ray tube
Mine firing control system
System and method for dynamic value added attribution