Inventor
UMEZAWA KAZUYO
JP54 patents
⚠️ This page may combine multiple inventors who share the name “UMEZAWA KAZUYO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TAKAZAWA KOJI
22 patentsUS8154970B2Apr 10, 2012
Optical recording medium, information recording method, and information reproducing method
TAKAZAWA KOJI2 citations74
US8154971B2Apr 10, 2012
Optical recording medium, information recording method, and information reproducing method
TAKAZAWA KOJI2 citations74
US8149672B2Apr 3, 2012
Optical recording medium, information recording method, and information reproducing method
TAKAZAWA KOJI2 citations74
US8139459B2Mar 20, 2012
Optical recording medium, information recording method, and information reproducing method
TAKAZAWA KOJI2 citations74
US8134899B2Mar 13, 2012
Optical recording medium, information recording method, and information reproducing method
TAKAZAWA KOJI2 citations74
US8339916B2Dec 25, 2012
Optical recording medium, information recording method, and information reproducing method
TAKAZAWA KOJI0 citations63
US8264931B2Sep 11, 2012
Optical recording medium, information recording method, and information reproducing method
TAKAZAWA KOJI0 citations63
US8184517B2May 22, 2012
Optical recording medium, information recording method, and information reproducing method
TAKAZAWA KOJI0 citations63
US8179765B2May 15, 2012
Optical recording medium, information recording method, and information reproducing method
TAKAZAWA KOJI0 citations63
US8179764B2May 15, 2012
Optical recording medium, information recording method, and information reproducing method
TAKAZAWA KOJI0 citations63
US8174948B2May 8, 2012
Optical recording medium, information recording method, and information reproducing method
TAKAZAWA KOJI0 citations63
US8169873B2May 1, 2012
Optical recording medium, information recording method, and information reproducing method
TAKAZAWA KOJI0 citations63
US8169874B2May 1, 2012
Optical recording medium, information recording method, and information reproducing method
TAKAZAWA KOJI0 citations63
US8169872B2May 1, 2012
Optical recording medium, information recording method, and information reproducing method
TAKAZAWA KOJI0 citations63
US8165000B2Apr 24, 2012
Optical recording medium, information recording method, and information reproducing method
TAKAZAWA KOJI0 citations63
US8165001B2Apr 24, 2012
Optical recording medium, information recording method, and information reproducing method
TAKAZAWA KOJI0 citations63
US8159920B2Apr 17, 2012
Optical recording medium, information recording method, and information reproducing method
TAKAZAWA KOJI0 citations63
US8159921B2Apr 17, 2012
Optical recording medium, information recording method, and information reproducing method
TAKAZAWA KOJI0 citations63
US8149674B2Apr 3, 2012
Optical recording medium, information recording method, and information reproducing method
TAKAZAWA KOJI0 citations63
US8593930B2Nov 26, 2013
Optical recording medium, information recording method, and information reproducing method
TAKAZAWA KOJI0 citations52
US8717858B2May 6, 2014
Write-once type information storage medium (disk structure of recording type information storage medium having structure in which recording layer formed on transparent susbstrate is defined as inside), and information reproducing method or information recording method as well as storage medium manufacturing
TAKAZAWA KOJI0 citations42
US8509049B2Aug 13, 2013
Optical recording medium having intermediate layer of prescribed thickness and thickness range for use with 405nm laser
TAKAZAWA KOJI0 citations42
TOSHIBA KK
12 patentsUS7512046B2Mar 31, 2009
Optical disk apparatus and method for controlling the same
TOSHIBA KK9 citations84
US7995442B2Aug 9, 2011
Optical recording medium, information recording method, and information reproducing method
TOSHIBA KK2 citations74
US8551685B2Oct 8, 2013
Ultraviolet-curing resin material for pattern transfer and magnetic recording medium manufacturing method using the same
TOSHIBA KK2 citations63
US8374069B2Feb 12, 2013
Storage medium, reproducing method, and recording method
TOSHIBA KK2 citations63
US8355306B2Jan 15, 2013
Optical recording medium, information recording method, and information reproducing method
TOSHIBA KK0 citations63
US7960093B2Jun 14, 2011
Storage medium, reproducing method, and recording method
TOSHIBA KK5 citations63
US7914969B2Mar 29, 2011
Storage medium, reproducing method, and recording method
TOSHIBA KK5 citations63
US7869339B2Jan 11, 2011
Multi-layer optical disc, information recording method and information reproducing method
TOSHIBA KK3 citations63
US7864654B2Jan 4, 2011
Optical recording medium, information recording method, and information reproducing method
TOSHIBA KK2 citations63
US7715304B2May 11, 2010
Optical recording medium, information recording method, and information reproducing method
TOSHIBA KK0 citations63
US8372575B2Feb 12, 2013
Ultraviolet-curing resin material for pattern transfer and magnetic recording medium manufacturing method using the same
TOSHIBA KK0 citations52
US7778144B2Aug 17, 2010
Optical recording medium, information recording method, and information reproducing method
TOSHIBA KK0 citations52
UMEZAWA KAZUYO
7 patentsUS8437242B2May 7, 2013
Optical recording medium for writing data using multiple pulses
UMEZAWA KAZUYO2 citations62
US8218416B2Jul 10, 2012
Multi-layer optical disc, information recording method and information reproducing method
UMEZAWA KAZUYO3 citations62
US8142693B2Mar 27, 2012
Stamper and stamper evaluation method
UMEZAWA KAZUYO2 citations62
US8159767B2Apr 17, 2012
Repeatable runout evaluation method for a stamper
UMEZAWA KAZUYO0 citations52
US8070968B2Dec 6, 2011
Ultraviolet-curable resin material for pattern transfer and magnetic recording medium manufacturing method using the same
UMEZAWA KAZUYO0 citations52
US8422353B2Apr 16, 2013
Optical recording medium for writing data using multiple pulses
UMEZAWA KAZUYO0 citations51
US8059523B2Nov 15, 2011
Optical recording medium for writing data using multiple pulses
UMEZAWA KAZUYO0 citations51
ANDO HIDEO
4 patentsUS8142981B2Mar 27, 2012
Storage medium, reproducing method, and recording method
ANDO HIDEO6 citations84
US8588047B2Nov 19, 2013
Storage medium, reproducing method, and recording method
ANDO HIDEO4 citations74
US8325584B2Dec 4, 2012
Storage medium, reproducing method, and recording method
ANDO HIDEO2 citations63
US8252510B2Aug 28, 2012
Storage medium, reproducing method, and recording method
ANDO HIDEO0 citations52
MORITA SEIJI
3 patentsUS8137894B2Mar 20, 2012
Storage medium, reproducing method, and recording method
MORITA SEIJI5 citations62
US8173029B2May 8, 2012
Magnetic recording medium manufacturing method
MORITA SEIJI3 citations61
US8531936B2Sep 10, 2013
Storage medium, reproducing method, and recording method
MORITA SEIJI0 citations51
HITACHI MAXELL
1 patentNAKAI TSUKASA
1 patentShowing the top 50 of 54 patents by PatentIndex Score.