STRAIGHT SIGNALS LLC

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G09G ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION 6145
 
  
 
C09G POLISHING COMPOSITIONS OTHER THAN FRENCH POLISH; SKI WAXES116
 
  
 
G02F DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS 1132

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5790084 Electronic transparency method and apparatusFeb 17, 95Aug 04, 98[C09G]
5717418 Ferroelectric liquid crystal display apparatus and method of making itAug 30, 94Feb 10, 98[G02F]
5594468 Optical system auxiliary input calibration arrangement and method of using sameNov 21, 94Jan 14, 97[G09G]
5526011 Electronic transparency with data storage mediumNov 01, 93Jun 11, 96[G09G]
5515079 Computer input system and method of using sameNov 29, 93May 07, 96[G09G]
5504501 Optical input arrangement and method of using sameJul 18, 94Apr 02, 96[G09G]
5502459 Optical auxiliary input arrangement and method of using sameApr 19, 94Mar 26, 96[G09G]
5489923 Method and apparatus for calibrating an optical computer input systemNov 19, 93Feb 06, 96[G09G]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7055967 Illumination systems employing corrective optics for use in reduced etendue color video projection systemsExpiredOct 01, 03Jun 06, 06[G03B]
6839095 Single-path color video projection systems employing reflective liquid crystal display devicesExpiredMay 17, 02Jan 04, 05[G03B, G02F]
2004/0257,537 Single-path color video projection systems employing corrective opticsAbandonedJul 22, 04Dec 23, 04[G03B]
6224216 System and method employing LED light sources for a projection displayExpiredFeb 18, 00May 01, 01[B03B]
5933132 Method and apparatus for calibrating geometrically an optical computer input systemExpiredMay 15, 96Aug 03, 99[G09G]
5181015 Method and apparatus for calibrating an optical computer input systemExpiredNov 09, 90Jan 19, 93[G09G]
5101197 Electronic transparency method and apparatusExpiredAug 17, 88Mar 31, 92[G09G]

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