P

Inventor

KOBAYASHI SEIJI

JP249 patents
⚠️ This page may combine multiple inventors who share the name “KOBAYASHI SEIJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SONY CORP

38 patents
US6665240B1Dec 16, 2003

Apparatus and method for manufacturing optical disks, apparatus and method for recording data on optical disks, apparatus and method for reproducing data from optical disks, and optical disk

SONY CORP64 citations97
US7020057B2Mar 28, 2006

Apparatus and associated methodology of imparting content protection to optically recorded data for secure reproduction

SONY CORP18 citations96
US6788635B1Sep 7, 2004

Optical recording medium, optical recording method, optical reproducing method, optical recording device, optical reproducing device, and optical recording/reproducing device

SONY CORP62 citations96
US6754158B1Jun 22, 2004

Optical and visual information recording medium, optical and visual information recording apparatus and method

SONY CORP70 citations96
US5809004ASep 15, 1998

Information recording medium with pits edges shifted in a step-wise fashion

SONY CORP38 citations96
US5703853ADec 30, 1997

Recording medium as well as recording apparatus and reproduction apparatus for the same

SONY CORP65 citations96
US5615193AMar 25, 1997

Information recording apparatus and process for recording on a recording medium with pit edges shifted in a step-wise fashion

SONY CORP44 citations96
US5587984ADec 24, 1996

Hologram printed on optical recording medium for copy protection

SONY CORP92 citations96
US5517481AMay 14, 1996

Optical recording and reproducing apparatus wherein data is recorded by stepwise shifting the edge position of each pit

SONY CORP68 citations96
US6078552AJun 20, 2000

Optical information recording device, optical playback device and optical information recording medium

SONY CORP72 citations95
US5754254AMay 19, 1998

Digital video audio processing apparatus

SONY CORP60 citations95
US8345108B2Jan 1, 2013

Image pickup apparatus and processing method for result of image pickup

SONY CORP19 citations93
US6987715B2Jan 17, 2006

Apparatus and associated methodology of imparting content protection to optically recorded data for secure reproduction

SONY CORP11 citations93
US6963529B1Nov 8, 2005

Information recording/reproducing apparatus, method, and medium, with recorded sub-data

SONY CORP13 citations93
US6842172B2Jan 11, 2005

Image processor and image processing method, and recorded medium

SONY CORP26 citations93
US6654327B2Nov 25, 2003

Optical disk apparatus, method of recording on optical disk, and optical disk

SONY CORP19 citations93
US6414913B1Jul 2, 2002

Apparatus and method for recording an optical disc identification code

SONY CORP25 citations93
US6331969B1Dec 18, 2001

For recording by modulating the width of pits in accordance with a predefined information stream

SONY CORP33 citations93
US6219322B1Apr 17, 2001

Optical information recording apparatus, optical information recording method, optical information recording medium and optical information reproducing apparatus

SONY CORP30 citations93
US6181659B1Jan 30, 2001

Optical information recording method for optical information recording apparatus

SONY CORP42 citations93
US5886788AMar 23, 1999

Apparatus and method for detecting a posture

SONY CORP32 citations93
US5533003AJul 2, 1996

Recording device capable of detecting the change in length and position of the pit edge

SONY CORP46 citations93
US5111445AMay 5, 1992

Holographic information storage system

SONY CORP56 citations93
US4796250AJan 3, 1989

Optical recording and reproducing apparatus including a disc extraction area for power setting a laser

SONY CORP35 citations93
US7248558B2Jul 24, 2007

Mastering device, disc manufacturing method, disc-shaped recording medium, disc reproduction device, and disc reproduction method

SONY CORP27 citations92
US6996271B2Feb 7, 2006

Apparatus and method for image processing and storage medium for the same

SONY CORP16 citations92
US6819643B2Nov 16, 2004

Optical disk apparatus, method of recording on optical disk, and optical disk

SONY CORP31 citations92
US6781595B2Aug 24, 2004

Image processing apparatus and method, and recording medium therefor

SONY CORP35 citations92
US6259666B1Jul 10, 2001

Optical information recording apparatus, optical information recording method and optical information recording medium

SONY CORP24 citations92
US5818805AOct 6, 1998

Reproducing apparatus using an information recording medium wherein multi-bit digital information is represented by a shift amount of a pit edge

SONY CORP37 citations92
US5729514AMar 17, 1998

Cross talk removing device utilizing signal from main track to subtract amplitude adjusted signals from adjacent tracks

SONY CORP39 citations92
US5724330AMar 3, 1998

Information recording medium wherein multi-bit digital information is represented by a shift amount of a pit edge, recording apparatus, reproducing apparatus, and recording and reproducing apparatus therefor

SONY CORP21 citations92
US5566158AOct 15, 1996

Information recording medium and a recording apparatus and a reproducing apparatus therefor

SONY CORP20 citations92
US5450381ASep 12, 1995

Magneto-optical recording utilizing signal phase adjustment

SONY CORP50 citations92
US6226243B1May 1, 2001

Optical disk, optical disk device, and optical disk recording method

SONY CORP19 citations91
US6088323AJul 11, 2000

Optical disk, optical disk device, and optical disk recording method

SONY CORP36 citations91
US5712837AJan 27, 1998

Method and apparatus for recording data

SONY CORP21 citations88
US5748586AMay 5, 1998

Data recording method and apparatus for minimizing the influence of inter symbol interface

SONY CORP21 citations86

IBM

6 patents

OVAL CORP

3 patents

ITO ATSUSHI

1 patent

KOBAYASHI SEIJI

1 patent

GANTS CO LTD

1 patent

Showing the top 50 of 249 patents by PatentIndex Score.