Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Optical & Optics
Class Information
Number: 352/42
Name: Optics: motion pictures > Methods > Exhibiting > Controlling projector illumination > With color filtration
Description: Subject matter wherein the regulation and control steps comprise a color filtration of the projector light source.










Patents under this class:

Patent Number Title Of Patent Date Issued
8167432 Method to display images using metamerism to prevent illegal copy May. 1, 2012
8011791 Light-filtering module and projecting system applied therewith Sep. 6, 2011
8002442 Color filter and method for its manufacture Aug. 23, 2011
7869618 Method and system for control of a device Jan. 11, 2011
6795158 Real time answerprint timing system and method Sep. 21, 2004
5805243 Liquid crystal projector using a spatial light modulator and two rotating color filters Sep. 8, 1998
4606625 Method for colorizing black and white footage Aug. 19, 1986
4472037 Additive color means for the calibration of stereoscopic projection Sep. 18, 1984











 
 
  Recently Added Patents
Systems and methods for automated institutional processing of payments
Waterproof wound protector
Emergency whistle, flashlight, and compass
Compositions and methods for concentrating and depleting microorganisms
Image processing apparatus, image registering method, program causing computer to execute image registering method, and recording medium in which program is recorded
Combination of a microorganism and a phytosphingosine derivative, composition, methods of use
Delay lines, amplifier systems, transconductance compensating systems and methods of compensating
  Randomly Featured Patents
Precipitated silicon dioxide cleaning agent and dentifrice composition
PVC unit assembly joints
Dynamic cache partitioning
Tuning a programmable power line filter
Soybean variety D4713125
Jaw assembly for lathe chuck
Indicator device for signalling that the wear limit has been reached for servo-operated clutches
Stick type cosmetic material feeding container
System for and method of testing a microelectronic device using a dual probe technique
Grating-outcoupled surface-emitting lasers with flared gain regions