P

Inventor

SHINOTSUKA MICHIAKI

JP46 patents
⚠️ This page may combine multiple inventors who share the name “SHINOTSUKA MICHIAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

RICOH KK

26 patents
US7012878B2Mar 14, 2006

Optical recording medium and optical recording process using the same

RICOH KK63 citations98
US6426936B1Jul 30, 2002

Phase-change medium usable in phase-difference tracking

RICOH KK61 citations96
US6319368B1Nov 20, 2001

Sputtering target, method of producing the target, optical recording medium fabricated by using the sputtering target, and method of forming recording layer for the optical recording medium

RICOH KK46 citations96
US6096398AAug 1, 2000

Phase-change optical recording medium

RICOH KK58 citations96
US5736657AApr 7, 1998

Sputtering target

RICOH KK86 citations96
US6652806B2Nov 25, 2003

Method of producing a sputtering target

RICOH KK14 citations93
US6221557B1Apr 24, 2001

Optical information recording medium

RICOH KK44 citations93
US6018510AJan 25, 2000

Phase change recording medium for allowing a tracking servo control based on a differential phase detection tracking method

RICOH KK47 citations93
US6801240B2Oct 5, 2004

Information recording with effective pulse control scheme

RICOH KK37 citations92
US6652948B2Nov 25, 2003

Phase-change optical information recording medium and information recording and reading method using the recording medium

RICOH KK18 citations92
US7601481B2Oct 13, 2009

Multilayer phase-change information recording medium, and method for recording and reproducing using the same

RICOH KK16 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
US7288224B2Oct 30, 2007

Method of producing a sputtering target

RICOH KK8 citations74
US6790504B2Sep 14, 2004

Phase-change optical information recording medium and information recording and reading method using the recording medium

RICOH KK6 citations74
US6741545B2May 25, 2004

Phase-change medium usable in phase-difference tracking

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
US7613091B2Nov 3, 2009

Method for identifying double-layer disc and optical disc apparatus

RICOH KK4 citations62
US7464390B2Dec 9, 2008

Optical information recording medium, and recording and reproducing apparatus of the same

RICOH KK4 citations62
US7439007B2Oct 21, 2008

Phase change information recording medium having multiple layers and recording and playback method for the medium

RICOH KK2 citations62
US7042830B2May 9, 2006

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

RICOH KK2 citations62
US7005172B2Feb 28, 2006

Optical information recording medium and method for producing the same

RICOH KK4 citations62
US7491436B2Feb 17, 2009

Optical information recording medium

RICOH KK0 citations52
US7372800B2May 13, 2008

Optical recording medium and optical recording process using the same

RICOH KK1 citations52
US7241549B2Jul 10, 2007

Information recording medium

RICOH KK1 citations52
US7048983B2May 23, 2006

Phase-change optical information recording medium and information recording and reading method using the recording medium

RICOH KK0 citations52
US7767284B2Aug 3, 2010

Optical recording medium, and, method for manufacturing the same, and method and apparatus for optical recording and reproducing thereof

RICOH KK0 citations42

SHINOTSUKA MICHIAKI

9 patents

RICOH CO LTD

7 patents

SEKIGUCHI HIROYOSHI

2 patents

NAKAMURA YASUYUKI

1 patent

KABUMOTO MASAAKI

1 patent