Umezawa; Kazuyo

Patent Applications and Registrations

Patent applications and USPTO patent grants for Umezawa; Kazuyo.The latest application filed is for "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 manuf".

Company Profile

1.65.96

Umezawa; Kazuyo - Tokyo JP
Umezawa; Kazuyo - Yokohama JP
Umezawa; Kazuyo - Yokohama-shi JP
Umezawa; Kazuyo - Sagamihara-shi JP
Umezawa; Kazuyo - Sagamihara JP
Umezawa, Kazuyo - Moriya JP

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
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 Manuf App 20140293767 - Takazawa; Koji ; et al.	2014-10-02
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 manuf Grant 8,717,858 - Takazawa , et al. May 6, 2	2014-05-06
Optical recording medium, information recording method, and information reproducing method Grant 8,593,930 - Takazawa , et al. November 26, 2	2013-11-26
Storage medium, reproducing method, and recording method Grant 8,588,047 - Ando , et al. November 19, 2	2013-11-19
Ultraviolet-curing resin material for pattern transfer and magnetic recording medium manufacturing method using the same Grant 8,551,685 - Morita , et al. October 8, 2	2013-10-08
Storage medium, reproducing method, and recording method Grant 8,531,936 - Morita , et al. September 10, 2	2013-09-10
Storage Medium, Reproducing Method, And Recording Method App 20130223200 - Ando; Hideo ; et al.	2013-08-29
Storage Medium, Reproducing Method, And Recording Method App 20130215729 - ANDO; Hideo ; et al.	2013-08-22
Optical recording medium having intermediate layer of prescribed thickness and thickness range for use with 405nm laser Grant 8,509,049 - Takazawa , et al. August 13, 2	2013-08-13
Stamper and stamper evaluation method Grant 8,454,869 - Umezawa , et al. June 4, 2	2013-06-04
Ultraviolet-curing Resin Material For Pattern Transfer And Magnetic Recording Medium Manufacturing Method Using The Same App 20130122721 - Morita; Seiji ; et al.	2013-05-16
Optical recording medium for writing data using multiple pulses Grant 8,437,242 - Umezawa , et al. May 7, 2	2013-05-07
Optical recording medium for writing data using multiple pulses Grant 8,422,353 - Umezawa , et al. April 16, 2	2013-04-16
Ultraviolet-curing resin material for pattern transfer and magnetic recording medium manufacturing method using the same Grant 8,372,575 - Morita , et al. February 12, 2	2013-02-12
Storage medium, reproducing method, and recording method Grant 8,374,069 - Ando , et al. February 12, 2	2013-02-12
Optical recording medium, information recording method, and information reproducing method Grant 8,355,306 - Takazawa , et al. January 15, 2	2013-01-15
Optical recording medium, information recording method, and information reproducing method Grant 8,339,916 - Takazawa , et al. December 25, 2	2012-12-25
Storage medium, reproducing method, and recording method Grant 8,325,584 - Ando , et al. December 4, 2	2012-12-04
Optical recording medium capable of using wide ranges of linear velocity recording Grant 8,310,913 - Umezawa , et al. November 13, 2	2012-11-13
Multi-layer Optical Disc, Information Recording Method And Information Reproducing Method App 20120243398 - Umezawa; Kazuyo ; et al.	2012-09-27
Multi-layer Optical Disc, Information Recording Method And Information Reproducing Method App 20120243399 - UMEZAWA; Kazuyo ; et al.	2012-09-27
Multi-layer Optical Disc, Information Recording Method And Information Reproducing Method App 20120243396 - Umezawa; Kazuyo ; et al.	2012-09-27
Optical recording medium, information recording method, and information reproducing method Grant 8,264,931 - Takazawa , et al. September 11, 2	2012-09-11
Storage medium, reproducing method, and recording method Grant 8,252,510 - Ando , et al. August 28, 2	2012-08-28
Optical Disc, Information Recording Method, And Information Reproducing Method App 20120195179 - UMEZAWA; Kazuyo ; et al.	2012-08-02
Storage medium, reproducing method, and recording method Grant 8,232,042 - Nakai , et al. July 31, 2	2012-07-31
Multi-layer optical disc, information recording method and information reproducing method Grant 8,218,416 - Umezawa , et al. July 10, 2	2012-07-10
Optical recording medium, information recording method, and information reproducing method Grant 8,184,517 - Takazawa , et al. May 22, 2	2012-05-22
Optical recording medium, information recording method, and information reproducing method Grant 8,179,765 - Takazawa , et al. May 15, 2	2012-05-15
Optical disc, information recording method, and information reproducing method Grant 8,179,763 - Umezawa , et al. May 15, 2	2012-05-15
Optical recording medium, information recording method, and information reproducing method Grant 8,179,764 - Takazawa , et al. May 15, 2	2012-05-15
Magnetic recording medium manufacturing method Grant 8,173,029 - Morita , et al. May 8, 2	2012-05-08
Optical recording medium, information recording method, and information reproducing method Grant 8,174,948 - Takazawa , et al. May 8, 2	2012-05-08
Optical recording medium, information recording method, and information reproducing method Grant 8,169,872 - Takazawa , et al. May 1, 2	2012-05-01
Optical recording medium, information recording method, and information reproducing method Grant 8,169,874 - Takazawa , et al. May 1, 2	2012-05-01
Optical recording medium, information recording method, and information reproducing method Grant 8,169,873 - Takazawa , et al. May 1, 2	2012-05-01
Optical recording medium, information recording method, and information reproducing method Grant 8,165,001 - Takazawa , et al. April 24, 2	2012-04-24
Optical recording medium, information recording method, and information reproducing method Grant 8,165,000 - Takazawa , et al. April 24, 2	2012-04-24
Repeatable runout evaluation method for a stamper Grant 8,159,767 - Umezawa , et al. April 17, 2	2012-04-17
Optical recording medium, information recording method, and information reproducing method Grant 8,159,920 - Takazawa , et al. April 17, 2	2012-04-17
Optical recording medium, information recording method, and information reproducing method Grant 8,159,921 - Takazawa , et al. April 17, 2	2012-04-17
Optical recording medium, information recording method, and information reproducing method Grant 8,154,971 - Takazawa , et al. April 10, 2	2012-04-10
Optical recording medium, information recording method, and information reproducing method Grant 8,154,970 - Takazawa , et al. April 10, 2	2012-04-10
Optical recording medium, information recording method, and information reproducing method Grant 8,149,674 - Takazawa , et al. April 3, 2	2012-04-03
Optical recording medium, information recording method, and information reproducing method Grant 8,149,672 - Takazawa , et al. April 3, 2	2012-04-03
Stamper and stamper evaluation method Grant 8,142,693 - Umezawa , et al. March 27, 2	2012-03-27
Storage medium, reproducing method, and recording method Grant 8,142,981 - Ando , et al. March 27, 2	2012-03-27
Optical recording medium, information recording method, and information reproducing method Grant 8,139,459 - Takazawa , et al. March 20, 2	2012-03-20
Storage medium, reproducing method, and recording method Grant 8,137,894 - Morita , et al. March 20, 2	2012-03-20
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 manuf App 20120063290 - Takazawa; Koji ; et al.	2012-03-15
Optical recording medium, information recording method, and information reproducing method Grant 8,134,899 - Takazawa , et al. March 13, 2	2012-03-13
Information Recording Medium And Disk Apparatus Using The Medium App 20120026854 - UMEZAWA; Kazuyo ; et al.	2012-02-02
Information Recording Medium And Disk Apparatus Using The Medium App 20120026851 - UMEZAWA; Kazuyo ; et al.	2012-02-02
Ultraviolet-curable resin material for pattern transfer and magnetic recording medium manufacturing method using the same Grant 8,070,968 - Umezawa , et al. December 6, 2	2011-12-06
Optical recording medium for writing data using multiple pulses Grant 8,059,523 - Umezawa , et al. November 15, 2	2011-11-15
Write-once Type Multilayer Optical Disc, Recording Method, Reproducing Method, And Recording Device App 20110222381 - Ootera; Yasuaki ; et al.	2011-09-15
Storage Medium, Reproducing Method, And Recording Method App 20110212287 - ANDO; Hideo ; et al.	2011-09-01
Storage Medium, Reproducing Method, And Recording Method App 20110207050 - ANDO; Hideo ; et al.	2011-08-25
Optical Recording Medium, Information Recording Method, And Information Reproducing Method App 20110202943 - TAKAZAWA; Koji ; et al.	2011-08-18
Optical Recording Medium, Information Recording Method, And Information Reproducing Method App 20110199873 - Takazawa; Koji ; et al.	2011-08-18
Optical Recording Medium, Information Recording Method, And Information Reproducing Method App 20110199878 - TAKAZAWA; Koji ; et al.	2011-08-18
Optical Recording Medium, Information Recording Method, And Information Reproducing Method App 20110199870 - TAKAZAWA; Koji ; et al.	2011-08-18
Optical Recording Medium, Information Recording Method, And Information Reproducing Method App 20110199871 - TAKAZAWA; Koji ; et al.	2011-08-18
Optical Recording Medium, Information Recording Method, And Information Reproducing Method App 20110199879 - TAKAZAWA; Koji ; et al.	2011-08-18
Optical Recording Medium, Information Recording Method, And Information Reproducing Method App 20110199881 - TAKAZAWA; Koji ; et al.	2011-08-18
Optical Recording Medium, Information Recording Method, And Information Reproducing Method App 20110199872 - Takazawa; Koji ; et al.	2011-08-18
Optical Recording Medium, Information Recording Method, And Information Reproducing Method App 20110199874 - TAKAZAWA; Koji ; et al.	2011-08-18
Optical Recording Medium, Information Recording Method, And Information Reproducing Method App 20110202944 - TAKAZAWA; Koji ; et al.	2011-08-18
Optical Recording Medium, Information Recording Method, And Information Reproducing Method App 20110199869 - Takazawa; Koji ; et al.	2011-08-18
Optical Recording Medium, Information Recording Method, And Information Reproducing Method App 20110194392 - TAKAZAWA; Koji ; et al.	2011-08-11
Optical Recording Medium, Information Recording Method, And Information Reproducing Method App 20110194388 - Takazawa; Koji ; et al.	2011-08-11
Optical Recording Medium, Information Recording Method, And Information Reproducing Method App 20110194385 - TAKAZAWA; Koji ; et al.	2011-08-11
Optical Recording Medium, Information Recording Method, And Information Reproducing Method App 20110194384 - TAKAZAWA; Koji ; et al.	2011-08-11
Optical Recording Medium, Information Recording Method, And Information Reproducing Method App 20110194395 - TAKAZAWA; Koji ; et al.	2011-08-11
Optical Recording Medium, Information Recording Method, And Information Reproducing Method App 20110194383 - TAKAZAWA; Koji ; et al.	2011-08-11
Optical Recording Medium, Information Recording Method, And Information Reproducing Method App 20110194387 - Takazawa; Koji ; et al.	2011-08-11
Optical Recording Medium, Information Recording Method, And Information Reproducing Method App 20110194394 - TAKAZAWA; Koji ; et al.	2011-08-11
Optical Recording Medium, Information Recording Method, And Information Reproducing Method App 20110194389 - TAKAZAWA; Koji ; et al.	2011-08-11
Optical recording medium, information recording method, and information reproducing method Grant 7,995,442 - Takazawa , et al. August 9, 2	2011-08-09
Storage Medium, Reproducing Method, And Recording Method App 20110141872 - ANDO; Hideo ; et al.	2011-06-16
Storage medium, reproducing method, and recording method Grant 7,960,093 - Ando , et al. June 14, 2	2011-06-14
Multi-layer Optical Disc, Information Recording Method And Information Reproducing Method App 20110085434 - UMEZAWA; Kazuyo ; et al.	2011-04-14
Optical Recording Medium, Information Recording Method, And Information Reproducing Method App 20110075548 - TAKAZAWA; Koji ; et al.	2011-03-31
Storage medium, reproducing method, and recording method Grant 7,914,969 - Ando , et al. March 29, 2	2011-03-29
Write-once information recording medium and disk apparatus Grant 7,885,173 - Morita , et al. February 8, 2	2011-02-08
Multi-layer optical disc, information recording method and information reproducing method Grant 7,869,339 - Umezawa , et al. January 11, 2	2011-01-11
Optical recording medium, information recording method, and information reproducing method Grant 7,864,654 - Takazawa , et al. January 4, 2	2011-01-04
Storage Medium, Reproducing Method, And Recording Method App 20100329099 - MORITA; SEIJI ; et al.	2010-12-30
Storage Medium, Reproducing Method, And Recording Method App 20100309772 - ANDO; Hideo ; et al.	2010-12-09
Storage Medium, Reproducing Method, And Recording Method App 20100302926 - ANDO; Hideo ; et al.	2010-12-02
Storage Medium, Reproducing Method, And Recording Method App 20100290327 - ANDO; Hideo ; et al.	2010-11-18
Information Recording Medium And Disk Apparatus Using The Medium App 20100246366 - UMEZAWA; Kazuyo ; et al.	2010-09-30
Magnetic Recording Medium Manufacturing Method App 20100237041 - Morita; Seiji ; et al.	2010-09-23
Ultraviolet-curing Resin Material For Pattern Transfer And Magnetic Recording Medium Manufacturing Method Using The Same App 20100230384 - Morita; Seiji ; et al.	2010-09-16
Ultraviolet-curable Resin Material For Pattern Transfer And Magnetic Recording Medium Manufacturing Method Using The Same App 20100230383 - Umezawa; Kazuyo ; et al.	2010-09-16
Resin Stamper For Pattern Transfer And Magnetic Recording Medium Manufacturing Method Using The Same App 20100233514 - Umezawa; Kazuyo ; et al.	2010-09-16
Optical recording medium, information recording method, and information reproducing method Grant 7,778,144 - Takazawa , et al. August 17, 2	2010-08-17
Optical Recording Medium, Information Recording Method, And Information Reproducing Method App 20100188963 - TAKAZAWA; Koji ; et al.	2010-07-29
Stamper And Stamper Evaluation Method App 20100188952 - UMEZAWA; Kazuyo ; et al.	2010-07-29
Stamper And Stamper Evaluation Method App 20100188964 - UMEZAWA; Kazuyo ; et al.	2010-07-29
Magnetic Recording Medium Manufacturing Method App 20100159281 - Morita; Seiji ; et al.	2010-06-24
Stamper, Stamper Testing Method, And Stamper Testing Apparatus App 20100148095 - Umezawa; Kazuyo ; et al.	2010-06-17
Stamper App 20100143517 - Umezawa; Kazuyo ; et al.	2010-06-10
Optical recording medium, information recording method, and information reproducing method Grant 7,715,304 - Takazawa , et al. May 11, 2	2010-05-11
Optical Recording Medium, Information Recording Method, And Information Reproducing Method App 20100110868 - TAKAZAWA; Koji ; et al.	2010-05-06
Recordable Information Recording Medium App 20090324891 - Morita; Seiji ; et al.	2009-12-31
Write-once Information Recording Medium And Disk Apparatus App 20090196159 - Morita; Seiji ; et al.	2009-08-06
Storage Medium, Reproducing Method, And Recording Method App 20090129232 - Ando; Hideo ; et al.	2009-05-21
Information Recording Medium And Disk Apparatus Using The Medium App 20090092035 - Umezawa; Kazuyo ; et al.	2009-04-09
Optical disk apparatus and method for controlling the same Grant 7,512,046 - Yamamoto , et al. March 31, 2	2009-03-31
Information Recording Medium App 20090022931 - MORITA; Seiji ; et al.	2009-01-22
Information Recording Medium And Disk Apparatus Using The Medium App 20080310280 - Umezawa; Kazuyo ; et al.	2008-12-18
Information Recording Medium App 20080247304 - Umezawa; Kazuyo ; et al.	2008-10-09
Information Storage Medium And Disk Apparatus App 20080068977 - Ando; Hideo ; et al.	2008-03-20
Information Recording Medium And Disc Apparatus App 20080013440 - YAMAMOTO; Ryosuke ; et al.	2008-01-17
Information Recording Medium And Disc Apparatus App 20080002563 - YAMAMOTO; Ryosuke ; et al.	2008-01-03
Write Once Information Recording Medium And Disk Apparatus App 20080002560 - Morita; Seiji ; et al.	2008-01-03
Information Recording Medium And Disc Apparatus App 20080002561 - MATSUMARU; Masaaki ; et al.	2008-01-03
Information Recording Medium And Disc Apparatus App 20080002558 - TAKAZAWA; Koji ; et al.	2008-01-03
Write Once Information Recording Medium And Disk Apparatus App 20080002562 - Morita; Seiji ; et al.	2008-01-03
Write-once type multilayer optical disc, recording method, reproducing method, and recording device App 20070286980 - Ootera; Yasuaki ; et al.	2007-12-13
Optical Disc, Information Recording Method, Information Reproducing Method, And Disc Drive App 20070280095 - YOSHIDA; Nobuhisa ; et al.	2007-12-06
Optical Recording Medium, Information Recording Method, And Information Reproducing Method App 20070280092 - Takazawa; Koji ; et al.	2007-12-06
Optical Recording Medium, Information Recording Method, And Information Reproducing Method App 20070280093 - TAKAZAWA; Koji ; et al.	2007-12-06
Optical Disc, Information Recording Method, And Information Reproducing Method App 20070281123 - Umezawa; Kazuyo ; et al.	2007-12-06
Optical Recording Medium, Information Recording Method, And Information Reproducing Method App 20070280094 - Takazawa; Koji ; et al.	2007-12-06
Multi-layer Optical Disc, Information Recording Method And Information Reproducing Method App 20070280068 - Umezawa; Kazuyo ; et al.	2007-12-06
Recordable Multilayer Optical Disk, Recording Method, Reproducing Method, And Recording Apparatus App 20070275205 - Ootera; Yasuaki ; et al.	2007-11-29
Recordable Information Recording Medium And Disk Apparatus App 20070248784 - Morita; Seiji ; et al.	2007-10-25
Storage Medium, Reproducing Method, And Recording Method App 20070098949 - Ando; Hideo ; et al.	2007-05-03
Information-recording medium App 20070037093 - Miyamoto; Makoto ; et al.	2007-02-15
Information storage medium, and reproducing method and recording method therefor App 20070037094 - Umezawa; Kazuyo ; et al.	2007-02-15
Information storage medium, reproducing method, recording method and recording device App 20070025214 - Ootera; Yasuaki ; et al.	2007-02-01
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 manuf App 20070025234 - Takazawa; Koji ; et al.	2007-02-01
Optical disc, information reproducing method, and information recording method App 20060251850 - Ootera; Yasuaki ; et al.	2006-11-09
Storage medium, reproducing method, and recording method App 20060233093 - Ando; Hideo ; et al.	2006-10-19
Storage medium, reproducing method, and recording method App 20060233094 - Ando; Hideo ; et al.	2006-10-19
Storage medium, reproducing method, and recording method App 20060223004 - Nakai; Tsukasa ; et al.	2006-10-05
Storage medium, reproducing method, and recording method App 20060210925 - Ando; Hideo ; et al.	2006-09-21
Storage medium, reproducing method, and recording method App 20060188818 - Ootera; Yasuaki ; et al.	2006-08-24
Storage medium, reproducing method, and recording method App 20060188819 - Takazawa; Koji ; et al.	2006-08-24
Storage medium, reproducing method, and recording method App 20060187812 - Ando; Hideo ; et al.	2006-08-24
Storage medium, reproducing method, and recording method App 20060188817 - Morita; Seiji ; et al.	2006-08-24
Optical information recording medium and method of recording and reproducing information on and from optical information recording medium Grant 7,033,659 - Shirai , et al. April 25, 2	2006-04-25
Optical disc apparatus and information playback method App 20050265185 - Kashihara, Yutaka ; et al.	2005-12-01
Information recording medium, a method for recording information and a method for manufacturing a medium App 20050180309 - Miyamoto, Makoto ; et al.	2005-08-18
Optical disk apparatus and method for controlling the same App 20050058037 - Yamamoto, Ryosuke ; et al.	2005-03-17
Optical information recording medium and method of recording and reproducing information on and from optical information recording medium App 20040126623 - Shirai, Hiroshi ; et al.	2004-07-01
Information-recording medium App 20040106065 - Miyamoto, Makoto ; et al.	2004-06-03
Information recording medium, a method for recording information and a method for manufacturing a medium App 20030186164 - Miyamoto, Makoto ; et al.	2003-10-02