Inventor · disambiguated record
Yoshihiro Hashizuka
Also filed as: HASHIZUKA YOSHIHIRO
7 granted patents·8 pending applications·52 citations·filing 2000–2007
83Inventor score
Technology areasG11B
Top patents by PatentIndex Score
15 records- 0181US6560173B2Servo control apparatus for optical disc playerPIONEER CORP·Filed 2001·Granted May 6, 2003·17 cites·8 claims
- 0276US6777657B2Focusing controller for focus jump control between recording layers of multilayer diskPIONEER CORP·Filed 2002·Granted Aug 17, 2004·13 cites·6 claims
- 0369US6952387B2Optical disk playing apparatus and method for discriminating optical diskPIONEER CORP·Filed 2002·Granted Oct 4, 2005·7 cites·20 claims
- 0462US6646962B2Apparatus for detecting dropout, an error signal extracting unit, and unit for identifying type of dropout in an optical pickupPIONEER CORP·Filed 2001·Granted Nov 11, 2003·5 cites·7 claims
- 0560US6545956B2Disc player and focus search control methodPIONEER CORP·Filed 2001·Granted Apr 8, 2003·5 cites·8 claims
- 0659US6879554B2Disc player capable of reproducing a partially recorded discPIONEER CORP·Filed 2000·Granted Apr 12, 2005·4 cites·58 claims
- 0749US6600705B2Method of and apparatus for setting servo adjustment value, reproducing information and recording information under servo control using servo adjustment valuePIONEER CORP·Filed 2000·Granted Jul 29, 2003·1 cites·16 claims
- 0847US2010172222A1Information reproducing apparatus, servo adjusting method, and the likePIONEER CORP·Filed 2007·Application pending·0 cites
- 0946US2009310466A1Objective lens driving device and driving method for the samePIONEER CORP·Filed 2006·Application pending·0 cites
- 1046US2010220569A1Final area retrieving apparatus, information reproducing apparatus, final area retrieving method, and final area retrieving programPIONEER CORP·Filed 2006·Application pending·0 cites
- 1142US2008117784A1Boundary Detection Apparatus, Boundary Detection Method, Boundary Detection Program, and Information Recording MediumNISHIO YOSHIMICHI·Filed 2005·Application pending·0 cites
- 1242US2005213459A1Optical-recording-medium reading apparatusPIONEER CORP·Filed 2005·Application pending·0 cites
- 1336US2004228248A1Recording medium identification apparatus, information reproduction apparatus and information recording apparatusPIONEER CORP·Filed 2004·Application pending·0 cites
- 1436US2004228249A1Recording medium identification apparatus, information reproduction apparatus and information recording apparatusPIONEER CORP·Filed 2004·Application pending·0 cites
- 1533US2004228246A1Information processing device, information processing method, information processing program, recording medium storing the program, and playerFiled 2004·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →