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
Cooling structure for electronic device
Methods and devices for multiple-mode radio frequency synthesizers
Server providing pseudo print preview and final regular preview to device
Multiple secure elements in mobile electronic device with near field communication capability
Image heating device
Multi currency exchanges between participants
Composition comprising a mixture of dextro- and levo-amphetamines complexed with ion-exchange resin particles to form drug resin particles
  Randomly Featured Patents
Method for preparing animal food pellets
Assembly comprising a conditioning system and at least one object, a conditioning system, a lithographic apparatus and methods
Method of chopping unwound items
Process and arrangement for introducing an automatic cleaning mechanism into a gun barrel
Engine for models and method for controlling engine for models
Apparatus for handling liquids and a process for operating the device
Condominium facade
Electronic water heater thermostat system
Camera having operation member on rear cover thereof, variable picture size camera and picture size switching mechanism, and click stop mechanism
Bottle incorporating cap holder