P

Inventor

TOMURA TATSUYA

JP37 patents
⚠️ This page may combine multiple inventors who share the name “TOMURA TATSUYA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

RICOH KK

23 patents
US6628595B1Sep 30, 2003

Optical recording method and apparatus for an optical storage medium

RICOH KK62 citations96
US6741547B2May 25, 2004

Optical recording medium having short wobble period length

RICOH KK20 citations92
US6558768B2May 6, 2003

Optical recording medium and optical recording and reading method using the same

RICOH KK28 citations92
US6225022B1May 1, 2001

Optical recording medium and recording method using the same

RICOH KK22 citations92
US6057020AMay 2, 2000

Optical recording medium and recording and/or reproduction method using the same

RICOH KK27 citations92
US5998093ADec 7, 1999

Optical information recording medium

RICOH KK24 citations92
US5939163AAug 17, 1999

Optical information recording medium

RICOH KK40 citations92
US5863703AJan 26, 1999

Optical information recording medium using a phthalocyanine compound

RICOH KK19 citations92
US6197477B1Mar 6, 2001

Optical recording medium

RICOH KK34 citations91
US7061847B2Jun 13, 2006

Optical recording method and apparatus for an optical storage medium

RICOH KK13 citations84
US6794005B2Sep 21, 2004

Optical recording medium, optical recording method and optical recording device

RICOH KK18 citations84
US6762008B2Jul 13, 2004

Optical recording medium

RICOH KK13 citations83
US6936323B2Aug 30, 2005

Optical recording medium, and method and device using the same

RICOH KK6 citations74
US5677025AOct 14, 1997

Optical information recording medium near infrared absorbing material therefor

RICOH KK15 citations74
US6737143B2May 18, 2004

Optical recording medium, optical recording method and optical recording device

RICOH KK12 citations73
US7646692B2Jan 12, 2010

Apparatus for recording dye based recordable DVD media and process for recording the same

RICOH KK4 citations63
US7480223B2Jan 20, 2009

Recording and reading method and device for dye based write-once DVD medium

RICOH KK2 citations63
US7457216B2Nov 25, 2008

Method for recording/reproducing dye-based recordable DVD medium and apparatus thereof

RICOH KK2 citations63
US7449279B2Nov 11, 2008

Optical information recording medium

RICOH KK2 citations63
US7385899B2Jun 10, 2008

Recording and reproducing method for dye based recordable optical recording medium and apparatus using the same

RICOH KK2 citations63
US7532556B2May 12, 2009

Optical recording medium, recording and reproducing method, and recording and reproducing apparatus using heating pulses which are high-output at leading and trailing ends

RICOH KK1 citations52
US7755995B2Jul 13, 2010

Recording and reproducing method for dye-based recordable DVD medium and apparatus for the same

RICOH KK0 citations42
US7439008B2Oct 21, 2008

Optical recording medium, and, method and apparatus for optical recording and reproducing using optical recording medium

RICOH KK0 citations42

TOMURA TATSUYA

4 patents

KYOWA HAKKO KOGYO KK

3 patents

RICOH CO LTD

2 patents

FUJITA TAKUYA

2 patents

FURUKAWA JUICHI

2 patents

MIYAZAWA YOSHIMASA

1 patent