Inventor
YOSHIDA MASAYOSHI
JP110 patents
⚠️ This page may combine multiple inventors who share the name “YOSHIDA MASAYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PIONEER CORP
32 patentsUS7296178B2Nov 13, 2007
Write-once-type recording medium, recording apparatus and method for write-once-type recording medium, and reproducing apparatus and method for write-once-type recording medium
PIONEER CORP67 citations98
US6845069B2Jan 18, 2005
Information editing apparatus, information editing method, and information recording medium on which program for controlling edit is recorded so as to be read by computer
PIONEER CORP119 citations98
US7337354B2Feb 26, 2008
Write once type recording medium, recording device and recording method for write once type recording medium, and reproduction device and reproduction method for write once type recording medium
PIONEER CORP14 citations93
US6603726B1Aug 5, 2003
Pre-pit detection unit
PIONEER CORP30 citations92
US6442115B1Aug 27, 2002
Information recording apparatus
PIONEER CORP38 citations92
US6292448B1Sep 18, 2001
Information recording apparatus
PIONEER CORP32 citations92
US6728181B2Apr 27, 2004
Code judging apparatus and method, record medium judging apparatus and method, and information recording apparatus and method
PIONEER CORP28 citations89
US6552983B1Apr 22, 2003
Apparatus and method for detecting abnormal condition at the time of recording or reproducing information on information recording medium
PIONEER CORP19 citations84
US6545972B1Apr 8, 2003
Pre-pit detector of optical recording medium
PIONEER CORP19 citations84
US7616541B2Nov 10, 2009
Method and apparatus for recording write-once type optical recording medium having defective management areas
PIONEER CORP5 citations74
US7460450B2Dec 2, 2008
Information recording medium, recording device and recording method for information recording medium, reproduction device and reproduction method for information recording medium, computer program for recording or reproduction, and data structure containing control signal
PIONEER CORP7 citations74
US7420909B2Sep 2, 2008
Write once recording medium, recording device and recording method for write one recording medium, and reproduction device and reproduction method for write once recording medium
PIONEER CORP5 citations74
US7266061B2Sep 4, 2007
Information recording medium, recording apparatus and method for an information recording medium, reproducing apparatus and method for an information recording medium computer program for controlling record or reproduction, and data structure including control sign
PIONEER CORP8 citations74
US7260034B2Aug 21, 2007
Write once recording medium, recording device and recording method for write one recording medium, and reproduction device and reproduction method for write once recording medium
PIONEER CORP4 citations74
US7257074B2Aug 14, 2007
Write once recording medium, recording device and recording method for write one recording medium, and reproduction device and reproduction method for write once recording medium
PIONEER CORP6 citations74
US6879771B1Apr 12, 2005
Recording timing setting apparatus and information recording apparatus
PIONEER CORP7 citations74
US6735153B2May 11, 2004
Method and apparatus for setting recording parameter on non-used area of optical recordable disc
PIONEER CORP11 citations74
US6339581B1Jan 15, 2002
Disc player having a prepit detecting circuit
PIONEER CORP8 citations73
US6507541B1Jan 14, 2003
Information recording apparatus
PIONEER CORP7 citations72
US7940635B2May 10, 2011
Information recording apparatus and method, computer program, and information recording medium
PIONEER CORP2 citations63
US7801015B2Sep 21, 2010
Optical recording medium having physical and logical position information of buffer areas
PIONEER CORP6 citations63
US7675830B2Mar 9, 2010
Write-once-type recording medium having a plurality of management areas, recording apparatus for the recording medium and method for the same, reproducing apparatus for the recording medium and method for the same, and computer program
PIONEER CORP2 citations63
US7602683B2Oct 13, 2009
Information recording apparatus and method, information recording/reproducing apparatus and method and computer program
PIONEER CORP4 citations63
US7529159B2May 5, 2009
System and method for recording information onto an information recording medium's first and second recording layers
PIONEER CORP2 citations63
US7496805B2Feb 24, 2009
Write once type recording medium, recording device and recording method for write once type recording medium, and reproduction device and reproduction method for write once type recording medium
PIONEER CORP4 citations63
US7492679B2Feb 17, 2009
Write once-type recording medium, and recording apparatus and recording method
PIONEER CORP4 citations63
US7440375B2Oct 21, 2008
Information recording device and method
PIONEER CORP4 citations63
US7430156B2Sep 30, 2008
Information recording medium, recording apparatus and method for an information recording medium, reproducing apparatus and method for an information recording medium computer program for controlling record or reproduction, and data structure including control signal
PIONEER CORP2 citations63
US7414931B2Aug 19, 2008
Information recording medium, recording apparatus and method for an information recording medium, reproducing apparatus and method for an information recording medium computer program for controlling record or reproduction, and data structure including control signal
PIONEER CORP1 citations63
US7385890B2Jun 10, 2008
Write-once-type recording medium with temporary defect managment area, recording apparatus and method for the same, and reproducing apparatus and method for the same
PIONEER CORP2 citations63
US7345968B2Mar 18, 2008
Write once type recording medium, recording device and recording method for write once type recording medium, and reproduction device and reproduction method for write once type recording medium
PIONEER CORP2 citations63
US7272088B2Sep 18, 2007
Information recording apparatus and optimum recording laser power detecting method
PIONEER CORP5 citations63
PIONEER ELECTRONIC CORP
15 patentsUS5764610AJun 9, 1998
Optical disk type identification system using a frequency detector
PIONEER ELECTRONIC CORP107 citations98
US6081490AJun 27, 2000
Clock signal generating system
PIONEER ELECTRONIC CORP49 citations96
US5875163AFeb 23, 1999
Rotation control apparatus operating with a sync signal having variable intervals
PIONEER ELECTRONIC CORP19 citations93
US5657095AAug 12, 1997
System for Combining image signals
PIONEER ELECTRONIC CORP36 citations93
US6324136B1Nov 27, 2001
Apparatus for and method of setting accurate recording time point
PIONEER ELECTRONIC CORP27 citations92
US6137756AOct 24, 2000
Information recording using technique for detecting erroneous recording
PIONEER ELECTRONIC CORP23 citations92
US6097678AAug 1, 2000
Information recording apparatus
PIONEER ELECTRONIC CORP16 citations84
US6215742B1Apr 10, 2001
Clock signal generating system
PIONEER ELECTRONIC CORP14 citations82
US5920530AJul 6, 1999
Rotation control apparatus operating with a sync signal having variable intervals
PIONEER ELECTRONIC CORP12 citations82
US6385151B2May 7, 2002
Clock signal generating system
PIONEER ELECTRONIC CORP4 citations74
US4647984AMar 3, 1987
Time axis deviation compensation apparatus
PIONEER ELECTRONIC CORP11 citations74
US6188655B1Feb 13, 2001
Information recording apparatus
PIONEER ELECTRONIC CORP8 citations73
USRE41430EJul 13, 2010
Rotation control apparatus operating with a sync signal having variable intervals
PIONEER ELECTRONIC CORP2 citations63
USRE38595ESep 21, 2004
Rotation control apparatus operating with a sync signal having variable intervals
PIONEER ELECTRONIC CORP3 citations63
US6577565B1Jun 10, 2003
Optical pickup for performing recording or reading operation on recording medium having prepits
PIONEER ELECTRONIC CORP2 citations63
PIONEER ELECTRONIC COPORATION
1 patentZEON CORP
1 patentKATO MASAHIRO
1 patentShowing the top 50 of 110 patents by PatentIndex Score.