NEC DISPLAY SOLUTIONS, LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G03B APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR 16220
 
  
 
H04N PICTORIAL COMMUNICATION, e.g. TELEVISION 97151
 
  
 
G09G ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION 8077
 
  
 
1602 PROJECTORS AND VIEWERS542
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 51396
 
  
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 48157
 
  
 
F21V FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR 2486
 
  
 
1403 COMMUNICATIONS EQUIPMENT, WIRELESS REMOTE CONTROLS AND RADIO AMPLIFIERS2347
 
  
 
1402 DATA PROCESSING EQUIPMENT AS WELL AS PERIPHERAL APPARATUS AND DEVICES2341
 
  
 
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 20113

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0011,392 COOLING DEVICE, PROJECTION DISPLAY DEVICE, AND COOLING METHODJan 28, 15Jan 11, 18[G03B, H05K]
2017/0337,882 IMAGE DISPLAY DEVICE AND IMAGE DISPLAY METHODDec 19, 14Nov 23, 17[G09G]
2017/0228,103 LIGHT SOURCE DEVICE, ELECTRONIC BLACKBOARD SYSTEM, AND METHOD OF CONTROLLING LIGHT SOURCE DEVICESep 18, 14Aug 10, 17[G06F]
2017/0147,275 DATA TRANSFER SYSTEM, DISPLAY DEVICE, PORTABLE INFORMATION TERMINAL, AND DATA TRANSFER METHODMay 14, 14May 25, 17[H04M, H04L, G09G, G06F]
2017/0082,912 LIGHT SOURCE DEVICE AND PROJECTORMar 31, 14Mar 23, 17[G02B, G03B]
2017/0010,845 LIGHT CONTROL DEVICE, DISPLAY DEVICE, MULTISCREEN DISPLAY SYSTEM, LIGHT CONTROL METHOD, AND PROGRAMMar 13, 14Jan 12, 17[G09G, G06F]
2016/0286,626 DISPLAY APPARATUS AND METHOD FOR CONTROLLING REGION FOR LUMINANCE REDUCTIONMar 18, 16Sep 29, 16[H05B, G09G]
2016/0189,592 DISPLAY SYSTEM, INFORMATION PROCESSING DEVICE, AND DISPLAY METHODDec 18, 15Jun 30, 16[H04N, G09G, G06F]
2016/0131,967 ILLUMINATION OPTICAL SYSTEM AND PROJECTORJun 04, 13May 12, 16[F21V, G02B, G03B]
2016/0062,221 ILLUMINATION OPTICAL SYSTEM AND PROJECTORJun 04, 13Mar 03, 16[H04N, G02B, G03B]

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9916811 Color conversion data generation device, color conversion data generation method, and display deviceFeb 18, 16Mar 13, 18[H04N, G09G]
9913349 Display apparatus and method for controlling region for luminance reductionMar 18, 16Mar 06, 18[H05B, G09G]
9904151 Projector and image projection methodJul 29, 14Feb 27, 18[G02B, G03B]
9906763 Projection type display apparatus and method of controlling the sameJun 06, 14Feb 27, 18[H04N]
9907133 Backlight device and backlight control methodJan 06, 17Feb 27, 18[H05B, G09G, G02F]
9885946 Projection type display apparatus and image display methodMar 05, 14Feb 06, 18[H04N, G03B]
9888220 Light source device, projection-type display device, and light generation methodApr 13, 16Feb 06, 18[H04N]
9882345 Laser light source, projector provided with laser light source, and method for manufacturing laser light sourceApr 24, 14Jan 30, 18[H04N, G03B, H01S]
9874802 Image display apparatus and image display methodJun 21, 13Jan 23, 18[H04N, G02B, G03B, E04B, E04F]
9852680 Projection type display device and method for controlling operation of projection type display deviceJan 13, 12Dec 26, 17[G09G, G03B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2017/0142,295 DISPLAY DEVICE AND DISPLAY METHODAbandonedJun 30, 14May 18, 17[H04N]
2017/0097,560 LIGHT SOURCE DEVICE AND PROJECTORAbandonedMar 31, 14Apr 06, 17[H04N, G02B, G03B]
2017/0052,434 STRUCTURE FOR COOLING AN ILLUMINATION OPTICAL SYSTEM AND PROJECTION DISPLAY APPARATUSAbandonedApr 30, 14Feb 23, 17[F21V, G02B, G03B]
2016/0313,633 LIGHT SOURCE DEVICE AND PROJECTION-TYPE DISPLAY DEVICEAbandonedJan 08, 14Oct 27, 16[G02B, G03B]
2016/0246,051 LENS COVER FOR A PROJECTORAbandonedNov 05, 13Aug 25, 16[G02B, G03B]
2016/0109,649 DISPLAY DEVICE AND METHOD FOR DETECTING BACKLIGHT LIGHT FROM SAMEAbandonedMay 31, 13Apr 21, 16[F21V]
2016/0110,636 ELECTRONIC DEVICE INFORMATION READ/WRITE MECHANISM AND ELECTRONIC DEVICE INFORMATION READ/WRITE METHODAbandonedMay 21, 13Apr 21, 16[G06K]
2016/0105,652 PROJECTION TYPE DISPLAY APPARATUS AND CONTROL METHOD FOR PROJECTION TYPE DISPLAY APPARATUSAbandonedMar 27, 13Apr 14, 16[H04N, G02B]
2016/0062,220 LIGHT SOURCE DEVICE AND PROJECTION-TYPE DISPLAY DEVICEAbandonedMay 30, 13Mar 03, 16[H04N, G02B, G03B]
2015/0371,581 VIDEO ANALYSIS DEVICE, DISPLAY DEVICE, MEASUREMENT METHOD FOR DISPLAY DEVICE, VIDEO CORRECTION METHOD FOR DISPLAY DEVICEAbandonedFeb 28, 13Dec 24, 15[G09G]
2015/0357,763 TERMINAL PANEL, ELECTRONIC APPLIANCE EQUIPPED WITH A TERMINAL PANEL AND SURFACE TREATMENT METHOD FOR AN ELECTONIC APPLIANCEAbandonedJan 21, 13Dec 10, 15[H01R]
2015/0347,077 DISPLAY DEVICE, MULTI-DISPLAY SYSTEM AND MULTI-DISPLAY METHODAbandonedJan 21, 13Dec 03, 15[G06F]
2015/0347,337 Electronic Apparatus and Device Control MethodAbandonedNov 02, 12Dec 03, 15[G06F]
2015/0338,987 DISPLAY APPARATUS AND METHOD FOR CONTROLLING DISPLAY APPARATUSAbandonedDec 28, 12Nov 26, 15[G06F]
2015/0323,861 LIGHT SOURCE APPARATUS, PROJECTOR, AND METHOD FOR ILLUMINATING AN IMAGE MODULATION ELEMENTAbandonedDec 25, 12Nov 12, 15[F21V, G03B]
2015/0298,490 DISPLAY DEVICE AND DISPLAY SYSTEM USING THE SAMEAbandonedDec 27, 11Oct 22, 15[G09B, B43L, H05K]
2015/0302,824 DISPLAY DEVICE AND COLOR CALIBRATION METHODAbandonedOct 22, 12Oct 22, 15[G09G]
2015/0262,552 DISPLAY DEVICE AND IMAGE DISPLAY METHODAbandonedOct 18, 12Sep 17, 15[G09G]
2015/0205,565 MULTI-SCREEN DISPLAY SYSTEM AND DISPLAY METHODAbandonedJul 19, 12Jul 23, 15[G06F]
2015/0177,600 Projection Display ApparatusAbandonedJun 08, 12Jun 25, 15[G03B]

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Top Inventors for This Owner

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