Pioneer Electronic Corporation

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G11B INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER 24333
 
  
 
H04N PICTORIAL COMMUNICATION, e.g. TELEVISION 85160
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 30417
 
  
 
G09G ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION 29122
 
  
 
H01J ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS 20108
 
  
 
H04B TRANSMISSION 17193
 
  
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 15190
 
  
 
B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM13144
 
  
 
H04R LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS 1394
 
  
 
H05B ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR 1299

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
RE43056 Super resolution information reproduction by tracking address information in normal resolutionJul 10, 97Jan 03, 12[G11B]
RE42506 Information record medium, apparatus for recording the same and apparatus for reproducing the sameAug 09, 05Jun 28, 11[H04N]
7840117 Information recording medium, apparatus for recording the same and apparatus for reproducing the sameJun 02, 04Nov 23, 10[H04N]
RE41735 Writable optical disc having a plurality of chapters each having recording area, management area and partition area provided thereinApr 23, 08Sep 21, 10[G11B]
RE41688 Method of recording information on a writable optical disc and a system thereofApr 23, 08Sep 14, 10[G11B]
RE41430 Rotation control apparatus operating with a sync signal having variable intervalsJul 11, 03Jul 13, 10[G11B]
7702214 Information storage medium and apparatus for reproducing the sameMay 24, 04Apr 20, 10[H04N]
7555202 Digital dat recording/reproducing apparatusJul 31, 02Jun 30, 09[H04N]
7398010 Information record medium, apparatus for recording the same and apparatus for reproducing the sameMar 27, 02Jul 08, 08[H04N]
RE40312 Digital data transmitting methodFeb 25, 04May 13, 08[H04B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
7783158 Information record medium, apparatus for recording the same and apparatus for reproducing the sameExpiredDec 20, 05Aug 24, 10[H04N]
7561204 Method for interpolating between scanning lines of a video signalExpiredFeb 03, 99Jul 14, 09[H04N]
7548275 Method for interpolating a video signalExpiredMar 05, 99Jun 16, 09[H04N]
7386602 Computer for a reproducing mediumExpiredNov 19, 04Jun 10, 08[]
7370088 Computer for a reproducing mediumExpiredNov 29, 04May 06, 08[G06F]
2007/0116,434 Information record medium, and apparatus for and method of reproducing the sameAbandonedJan 22, 07May 24, 07[H04N]
7219135 System for processing information which reads address informationExpiredDec 30, 04May 15, 07[G06F]
2007/0008,843 Information recording method and apparatus with additional recording functionAbandonedSep 14, 06Jan 11, 07[G11B]
7136347 Control information recording method and apparatus, information recording method and apparatus, and information record mediumExpiredMar 18, 04Nov 14, 06[G11B]
7130433 Noise reduction apparatus and noise reduction methodExpiredNov 10, 98Oct 31, 06[H04B]
7103195 Speaker unitExpiredSep 16, 97Sep 05, 06[H04R]
7028080 Computer for a reproducing mediumExpiredAug 13, 02Apr 11, 06[G06F]
7013013 Surround deviceExpiredJul 25, 03Mar 14, 06[H04R]
7010130 Noise level updating systemExpiredMar 16, 99Mar 07, 06[H04B]
6968121 Video disc having an aspect ratio information and video disc player having an aspect ratio converting functionExpiredAug 30, 02Nov 22, 05[H04N]
2005/0232,111 Information record medium and apparatus for reproducing the sameAbandonedJun 07, 05Oct 20, 05[H04N, G11B]
6948994 Masks for forming strengthened electrodes of a light emission display panelExpiredApr 17, 03Sep 27, 05[H01J]
6941352 Computer for a reproducing mediumExpiredAug 13, 02Sep 06, 05[0000]
6937556 Optical recording medium including a wobbled groove with address information recorded on the land region adjacent the grooveExpiredSep 17, 03Aug 30, 05[G11B]
6928126 Reception interface unit in transmission systemExpiredApr 10, 03Aug 09, 05[H04L]

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