P

Inventor

ITO KAZUNORI

JP54 patents
⚠️ This page may combine multiple inventors who share the name “ITO KAZUNORI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

RICOH KK

31 patents
US6548137B2Apr 15, 2003

Phase-change optical recording medium and recording method and apparatus for the same

RICOH KK60 citations96
US5847466ADec 8, 1998

Semiconductor device and manufacturing method for the same

RICOH KK103 citations96
US6841049B2Jan 11, 2005

Optical device substrate film-formation apparatus, optical disk substrate film-formation method, substrate holder manufacture method, substrate holder, optical disk and a phase-change recording type of optical disk

RICOH KK47 citations95
US6827999B2Dec 7, 2004

Optical information recording medium

RICOH KK29 citations92
US6790592B2Sep 14, 2004

Phase-change optical information recording medium

RICOH KK23 citations92
US6770346B2Aug 3, 2004

Optical recording medium and recording method

RICOH KK40 citations91
US5976971ANov 2, 1999

Fabrication process of a semiconductor device having an interconnection structure

RICOH KK27 citations91
US7507523B2Mar 24, 2009

Optical information recording medium, method of manufacturing the optical information recording medium, and method of and apparatus for recording/reproducing optical information

RICOH KK14 citations84
US7438965B2Oct 21, 2008

Phase-change information recording medium, manufacturing method for the same, sputtering target, method for using the phase-change information recording medium and optical recording apparatus

RICOH KK10 citations84
US7242657B2Jul 10, 2007

Phase change type optical recording medium and recording method therefor

RICOH KK13 citations84
US6846611B2Jan 25, 2005

Phase-change optical recording medium

RICOH KK17 citations84
US7260053B2Aug 21, 2007

Optical recording medium, process for manufacturing the same, sputtering target for manufacturing the same, and optical recording process using the same

RICOH KK14 citations83
US7411887B2Aug 12, 2008

Optical information recording medium

RICOH KK7 citations74
US6914866B2Jul 5, 2005

Optical information recording medium and information recording method and apparatus using the recording medium

RICOH KK9 citations74
US6884487B2Apr 26, 2005

Optical recording medium, recording material, method of producing optical recording medium, and optical recording, reading and rewriting method

RICOH KK8 citations73
US6777057B2Aug 17, 2004

Phase-change optical recording medium and recording method and apparatus for the same

RICOH KK6 citations73
US7773478B2Aug 10, 2010

Optical recording medium, multi-layered optical recording medium, and optical recording method and recording apparatus using the same

RICOH KK2 citations63
US7485357B2Feb 3, 2009

Optical recording medium

RICOH KK4 citations63
US7417930B2Aug 26, 2008

Optical recording method

RICOH KK2 citations63
US7384678B2Jun 10, 2008

Optical recording medium and process for producing the same, sputtering target, using process of optical recording medium, and optical recording apparatus

RICOH KK2 citations63
US7260044B2Aug 21, 2007

Recording method for a phase-change optical recording medium

RICOH KK3 citations63
US7042831B2May 9, 2006

Optical information recording medium

RICOH KK1 citations63
US6987720B2Jan 17, 2006

Information recording and/or reproducing apparatus, information recording and/or reproducing method, and phase-change recording medium for use in the apparatus and the methods

RICOH KK6 citations63
US7273534B2Sep 25, 2007

Optical device substrate film-formation apparatus, optical disk substrate film-formation method, substrate holder manufacture method, substrate holder, optical disk and a phase-change recording type of optical disk

RICOH KK4 citations62
US6884488B2Apr 26, 2005

Phase-change optical recording medium and recording method and apparatus for the same

RICOH KK2 citations62
US7626915B2Dec 1, 2009

Phase-change optical recording medium and recording and reproducing method thereof

RICOH KK0 citations52
US7414954B2Aug 19, 2008

Optical information recording medium

RICOH KK0 citations52
US7364781B2Apr 29, 2008

Optical recording medium, recording material, method of producing optical recording medium and optical recording, reading and rewriting method

RICOH KK0 citations52
US7366075B2Apr 29, 2008

Phase-change optical recording medium and recording method and apparatus for the same

RICOH KK0 citations52
US7362683B2Apr 22, 2008

Optical recording method

RICOH KK0 citations52
US7102977B2Sep 5, 2006

Phase-change optical recording medium and recording method and apparatus for the same

RICOH KK0 citations52

SEIKO EPSON CORP

4 patents

DAIO SEISHI KK

2 patents

TDK CORP

2 patents

RICOH CO LTD

2 patents

TOYODA AUTOMATIC LOOM WORKS

1 patent

AISHIN KAKO KK

1 patent

MORI YOSUKE

1 patent

NAKAMURA MITSUYOSHI

1 patent

SATO SHIGERU

1 patent

CATALER CORP

1 patent

AISAN IND

1 patent

SEKIGUCHI HIROYOSHI

1 patent

RAYS ENG CO LTD

1 patent

Showing the top 50 of 54 patents by PatentIndex Score.