P

Inventor

MASUHARA SHIN

JP26 patents
⚠️ This page may combine multiple inventors who share the name “MASUHARA SHIN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SONY CORP

24 patents
US6440333B2Aug 27, 2002

Optical recording medium, and method of manufacturing same

SONY CORP19 citations92
US6118756ASep 12, 2000

Recording medium master production method and recording medium

SONY CORP24 citations92
US6754161B1Jun 22, 2004

Manufacturing method for optical recording medium and manufacturing device thereof

SONY CORP15 citations84
US6016302AJan 18, 2000

Optical disc and method for producing same

SONY CORP16 citations84
US7154843B2Dec 26, 2006

Stamper and optical disk with specific dimensions, surface roughness, and a land and a groove provided in a non-signal recording area

SONY CORP9 citations74
US6882616B2Apr 19, 2005

Optical recording medium with high density track pitch and optical disk device for recording and playback of the same

SONY CORP6 citations74
US6414935B1Jul 2, 2002

Recording medium master production method and recording medium

SONY CORP5 citations74
US6300041B1Oct 9, 2001

Optical recording medium and manufacturing method thereof

SONY CORP6 citations74
US6243352B1Jun 5, 2001

Optical disc and optical disc device

SONY CORP14 citations74
US6154439ANov 28, 2000

Optical recording medium and manufacturing method thereof

SONY CORP12 citations74
US6118574ASep 12, 2000

Exposure apparatus

SONY CORP15 citations74
US5694379ADec 2, 1997

Magneto-optical recording medium and recording apparatus therefor

SONY CORP16 citations74
US6987723B2Jan 17, 2006

Optical recording medium with high density track pitch and optical disk drive for recording and playback of the same

SONY CORP3 citations63
US6987725B2Jan 17, 2006

Optical recording medium with high density track pitch and optical disk drive for recording and playback of the same

SONY CORP1 citations63
US5987002ANov 16, 1999

Magneto-optical recording medium and method and apparatus for reproducing data therefrom

SONY CORP2 citations63
US11135587B2Oct 5, 2021

Particle trapping chip, particle trapping device, and particle trapping method

SONY CORP0 citations62
US7167438B2Jan 23, 2007

Optical disc with different wobble patterns in different grooves

SONY CORP4 citations62
US7318232B2Jan 8, 2008

Optical disc and disc cartridge containing the same

SONY CORP5 citations61
US10919035B2Feb 16, 2021

Microchip, analysis apparatus, and analysis method

SONY CORP1 citations58
US7968017B2Jun 28, 2011

Stamper for optical disc, method for manufacturing optical disc, and optical disc

SONY CORP1 citations52
US7964337B2Jun 21, 2011

Optical recording medium and method of producing the same

SONY CORP0 citations52
US7564772B2Jul 21, 2009

High density optical disc having recorded characters visibly readable from a substrate side

SONY CORP0 citations52
US7034319B2Apr 25, 2006

Electron beam irradiation apparatus, electron beam irradiation method, original disk, stamper, and recording medium

SONY CORP1 citations52
US12313639B2May 27, 2025

Particle confirming method, particle trapping chip, and particle analyzing system

SONY CORP0 citations51

SONY GROUP CORP

1 patent

MASUHARA SHIN

1 patent