NEC-MITSUBISHI ELECTRIC VISUAL SYSTEMS CORPORATION

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H01J ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS 14114
 
  
 
H04N PICTORIAL COMMUNICATION, e.g. TELEVISION 13229
 
  
 
G09G ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION 11140
 
  
 
F16M FRAMES, CASINGS, OR BEDS, OF ENGINES OR OTHER MACHINES OR APPARATUS, NOT SPECIFIC TO AN ENGINE, MACHINE, OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS OR SUPPORTS134
 
  
 
H01F MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES 183
 
  
 
H03K PULSE TECHNIQUE 1130
 
  
 
H05K PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS 1155

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
6950955 Automatic adjusting method and circuitJan 24, 02Sep 27, 05[G09G]
6874738 Elevation regulator of displayAug 18, 03Apr 05, 05[F16M]
6812920 Display deviceApr 18, 01Nov 02, 04[G09G]
6400418 Image display deviceFeb 17, 99Jun 04, 02[H04N]
6097444 Automatic image quality adjustment device adjusting phase of sampling clock for analog video signal to digital video signal conversionFeb 05, 99Aug 01, 00[H04N]
6069673 CRT focus correcting method, CRT focus correcting circuit and display unitNov 19, 97May 30, 00[H04N]
5998943 External magnetic field correction device and CRT display deviceFeb 20, 98Dec 07, 99[H01J]
5801496 Color cathode ray tube display device and method of adjusting color purity in the display deviceFeb 01, 96Sep 01, 98[H01J, G09G]
5764005 Parabolic-wave shaping circuit for focus-correctionApr 21, 97Jun 09, 98[G09G]
5760549 Parabolic-wave shaping circuit for focus-correctionApr 21, 97Jun 02, 98[G09G]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7369099 Multi-display control system and image display apparatusExpiredJun 03, 03May 06, 08[G09G]
7314288 Backlight systemExpiredDec 30, 03Jan 01, 08[F21S]
6977336 Electronic deviceExpiredJul 27, 01Dec 20, 05[H05K]
6943753 Input channel switching control device for display monitor and method of controlling input channel switching of display monitorExpiredJul 03, 02Sep 13, 05[G09G]
6903714 Gray level conversion method and display deviceExpiredJun 18, 01Jun 07, 05[G09G]
6874743 Direction regulator of displayExpiredAug 18, 03Apr 05, 05[E06B]
6831621 Liquid crystal display deviceExpiredJul 11, 02Dec 14, 04[G09G]
6744419 Monitor for display re-imaging and display re-imaging systemExpiredFeb 12, 01Jun 01, 04[G09G]
6704009 Image displayExpiredJun 18, 01Mar 09, 04[G09G]
6700059 Sheet metal, method of manufacturing three-dimensional structure, three-dimensional structures, and electronic deviceExpiredDec 19, 01Mar 02, 04[H05K]
6700570 Image display apparatusExpiredJun 15, 01Mar 02, 04[G09G]
6686969 Display deviceExpiredAug 25, 00Feb 03, 04[H04N]
6683585 Picture display control system, image signal generating device, and picture display deviceExpiredJan 28, 00Jan 27, 04[G09G]
6680757 Environmental magnetism compensating device and cathode-ray tube display deviceExpiredJul 02, 99Jan 20, 04[H04N]
6670998 Image display device with controlled image qualityExpiredApr 08, 02Dec 30, 03[H04N]
6567058 Digital convergence correction device and display deviceExpiredMar 28, 00May 20, 03[H04N]
6567080 Image display apparatus and control method thereofExpiredMay 17, 00May 20, 03[G09G]
6563552 Image correcting method and device and cathode ray tube display unitExpiredOct 27, 99May 13, 03[H01J, H04N, G09G]
6407734 Power supply system capable of reducing power consumption during interruption of an external input signal given to an operating circuitExpiredJun 11, 99Jun 18, 02[G09G]
6383603 Printed wiring board and manufacturing method thereofExpiredSep 07, 99May 07, 02[B32B]

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