Beijing Irtouch Systems Co., Ltd

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 9438
 
  
 
F21V FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR 1109
 
  
 
G01J MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRA-RED, VISIBLE OR ULTRA-VIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY 177
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 1361

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9430080 Touch positioning method, touch screen, touch system, and displayJul 28, 11Aug 30, 16[G06F]
9395846 Touch screen having a filter for filtering interfering light signalsJul 19, 11Jul 19, 16[G06F]
9395849 Infrared touch screen multi-point recognizing method and infrared touch screenOct 20, 11Jul 19, 16[G06F]
9052778 Infrared touch screenDec 10, 10Jun 09, 15[G06F]
9046964 Frame component for infrared touch screen and infrared touch screenJul 05, 12Jun 02, 15[G06F]
8928608 Touch screen, touch system and method for positioning a touch object in touch systemSep 29, 10Jan 06, 15[G06F]
8916895 Infrared light-emitting diode and touch screenJun 09, 11Dec 23, 14[F21V, H01L, G06F]
8892790 Control panel and serial port communication arbiter for touch screen with cameraMar 11, 11Nov 18, 14[G06F]
8686373 Interactive display deviceJul 02, 10Apr 01, 14[G01J]
8451252 Image sensor for touch screen and image sensing apparatusApr 29, 09May 28, 13[G06F]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2013/0027,357 TOUCH LOCATING METHOD AND SYSTEM, DISPLAYAbandonedApr 15, 11Jan 31, 13[G06F]
2012/0274,590 TOUCH SCREEN AND TOUCH SCREEN DRIVE METHODAbandonedNov 25, 10Nov 01, 12[G06F]
2011/0074,738 Touch Detection Sensing ApparatusAbandonedMay 19, 09Mar 31, 11[G06F]
2010/0309,157 LIGHT SOURCE FOR A TOUCH SCREENAbandonedJun 03, 10Dec 09, 10[F21V, G06F]
2010/0302,191 Touch Detection ApparatusAbandonedMay 28, 10Dec 02, 10[G06F]

Top Inventors for This Owner

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