Toshimitsu Kaku

Person

Sagamihara-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Optical pickup and optical disc drive
- Patent number 8,477,589
- Issue date Jul 2, 2013
- Hitachi Consumer Electronics, Co., Ltd.
- Akira Kitayama
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disc drive
- Patent number 8,305,869
- Issue date Nov 6, 2012
- Hitachi-LG Data Storage, Inc.
- Akira Kitayama
- G11 - INFORMATION STORAGE
Information Patent Grant
Multiple pulse recording method with 3-valued power levels
- Patent number 8,144,559
- Issue date Mar 27, 2012
- Hitachi, Ltd.
- Hiroyuki Minemura
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disk apparatus, optical head, and detection signal processi...
- Patent number 7,924,664
- Issue date Apr 12, 2011
- Hitachi-LG Data Storage, Inc.
- Toshimitsu Kaku
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disc device and reproduction method
- Patent number 7,746,748
- Issue date Jun 29, 2010
- Hitachi-LG Data Storage, Inc.
- Toshimitsu Kaku
- G11 - INFORMATION STORAGE
Information Patent Grant
Laser driver, optical disk apparatus using the same, and laser cont...
- Patent number 7,499,478
- Issue date Mar 3, 2009
- Hitachi, Ltd.
- Makoto Nihei
- G11 - INFORMATION STORAGE
Information Patent Grant
Laser driver and optical disk system
- Patent number 7,227,822
- Issue date Jun 5, 2007
- Hitachi, Ltd.
- Koichiro Nishimura
- G11 - INFORMATION STORAGE
Information Patent Grant
Magneto-optical data recording/reproducing method
- Patent number 7,227,818
- Issue date Jun 5, 2007
- Hitachi, Ltd.
- Tsuyoshi Toda
- G11 - INFORMATION STORAGE
Information Patent Grant
Information recording and reproducing apparatus
- Patent number 7,170,838
- Issue date Jan 30, 2007
- Hitachi-LG Data Storage, Inc.
- Tsuyoshi Toda
- G11 - INFORMATION STORAGE
Information Patent Grant
Information recording/reproducing apparatus
- Patent number 7,031,244
- Issue date Apr 18, 2006
- Hitachi, Ltd.
- Norimoto Ichikawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for optical recording and reproducing with tra...
- Patent number RE39013
- Issue date Mar 14, 2006
- Hitachi, Ltd.
- Toshimitsu Kaku
- 369 - Dynamic information storage or retrieval
Information Patent Grant
Information recording and reproducing apparatus for updating the wa...
- Patent number 6,954,410
- Issue date Oct 11, 2005
- Hitachi, Ltd.
- Takashi Hoshino
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disk apparatus wherein recording clock signal is stopped be...
- Patent number 6,831,885
- Issue date Dec 14, 2004
- Hitachi, Ltd.
- Akihiro Asada
- G11 - INFORMATION STORAGE
Information Patent Grant
Laser driver, optical disk apparatus using the same, and laser cont...
- Patent number 6,810,050
- Issue date Oct 26, 2004
- Hitachi, Ltd.
- Makoto Nihei
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical information recording/reproducing apparatus
- Patent number 6,754,144
- Issue date Jun 22, 2004
- Hitachi, Ltd.
- Tetsuya Fushimi
- G11 - INFORMATION STORAGE
Information Patent Grant
Information recording/reproducing apparatus having verify control f...
- Patent number 6,747,934
- Issue date Jun 8, 2004
- Hitachi, Ltd.
- Norimoto Ichikawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Information recording/reproducing apparatus with laser driver
- Patent number 6,721,261
- Issue date Apr 13, 2004
- Hitachi, Ltd.
- Toshimitsu Kaku
- G11 - INFORMATION STORAGE
Information Patent Grant
Laser drive integrated circuit and optical disk apparatus using the...
- Patent number 6,687,208
- Issue date Feb 3, 2004
- Hitachi, Ltd.
- Akihiro Asada
- G11 - INFORMATION STORAGE
Information Patent Grant
Laser drive integrated circuit and optical disk apparatus using the...
- Patent number 6,674,702
- Issue date Jan 6, 2004
- Hitachi, Ltd.
- Akihiro Asada
- G11 - INFORMATION STORAGE
Information Patent Grant
Information recording/reproducing apparatus with laser driver
- Patent number 6,654,328
- Issue date Nov 25, 2003
- Hitachi, Ltd.
- Toshimitsu Kaku
- G11 - INFORMATION STORAGE
Information Patent Grant
Laser drive unit and information recording/reproducing apparatus
- Patent number 6,636,472
- Issue date Oct 21, 2003
- Hitachi, Ltd.
- Masaaki Kurebayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disk apparatus wherein recording clock signal is stopped be...
- Patent number 6,552,987
- Issue date Apr 22, 2003
- Hitachi, Ltd.
- Akihiro Asada
- G11 - INFORMATION STORAGE
Information Patent Grant
Information recording/reproducing apparatus
- Patent number 6,496,461
- Issue date Dec 17, 2002
- Hitachi, Ltd.
- Norimoto Ichikawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Multibeam optical disk record and reproduction apparatus and method
- Patent number 6,493,297
- Issue date Dec 10, 2002
- Hitachi, Ltd.
- Soichi Isono
- G11 - INFORMATION STORAGE
Information Patent Grant
Laser drive unit and information recording/reproducing apparatus
- Patent number 6,487,154
- Issue date Nov 26, 2002
- Hitachi, Ltd.
- Masaaki Kurebayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Laser drive integrated circuit and optical disk apparatus using the...
- Patent number 6,483,791
- Issue date Nov 19, 2002
- Hitachi, Ltd.
- Akihiro Asada
- G11 - INFORMATION STORAGE
Information Patent Grant
Information recording and reproducing apparatus having semiconducto...
- Patent number 6,442,118
- Issue date Aug 27, 2002
- Hitachi, Ltd.
- Takashi Hoshino
- G11 - INFORMATION STORAGE
Information Patent Grant
Reading/reproducing apparatus having retry arrangement upon failed...
- Patent number 6,442,117
- Issue date Aug 27, 2002
- Hitachi, Ltd.
- Eisaku Saiki
- G11 - INFORMATION STORAGE
Information Patent Grant
Information recording/reproducing apparatus with laser driver
- Patent number 6,414,932
- Issue date Jul 2, 2002
- Hitachi, Ltd.
- Toshimitsu Kaku
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disc apparatus with different frequencies of wobble signal...
- Patent number 6,345,023
- Issue date Feb 5, 2002
- Hitachi, Ltd.
- Tetsuya Fushimi
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Optical Pickup and Optical Disc Drive
- Publication number 20130100793
- Publication date Apr 25, 2013
- Akira KITAYAMA
- G11 - INFORMATION STORAGE
Information Patent Application
Optical Disc Drive
- Publication number 20120044795
- Publication date Feb 23, 2012
- HITACHI CONSUMER ELECTRONICS CO., LTD.
- Akira KITAYAMA
- G11 - INFORMATION STORAGE
Information Patent Application
OPTICAL DISC DEVICE AND REPRODUCTION METHOD
- Publication number 20080253238
- Publication date Oct 16, 2008
- Toshimitsu Kaku
- G11 - INFORMATION STORAGE
Information Patent Application
Information Recording Method of Optical Disc, Laser Driving Apparat...
- Publication number 20070286047
- Publication date Dec 13, 2007
- Hiroyuki Minemura
- G11 - INFORMATION STORAGE
Information Patent Application
Method of deriving suitable-and-hold timing, and optical disk drive...
- Publication number 20050276178
- Publication date Dec 15, 2005
- Koichiro Nishimura
- G11 - INFORMATION STORAGE
Information Patent Application
Information recording and reproducing apparatus
- Publication number 20050180280
- Publication date Aug 18, 2005
- Hitachi Ltd.
- Takashi Hoshino
- G11 - INFORMATION STORAGE
Information Patent Application
Laser driver, optical disk apparatus using the same, and laser cont...
- Publication number 20050030989
- Publication date Feb 10, 2005
- Hitachi, Ltd
- Makoto Nihei
- G11 - INFORMATION STORAGE
Information Patent Application
Optical disk apparatus, optical head, and detection signal processi...
- Publication number 20040264315
- Publication date Dec 30, 2004
- Hitachi-LG Data Storage, Inc.
- Toshimitsu Kaku
- G11 - INFORMATION STORAGE
Information Patent Application
Laser driver and optical disk system
- Publication number 20040233814
- Publication date Nov 25, 2004
- Hitachi, Ltd
- Koichiro Nishimura
- G11 - INFORMATION STORAGE
Information Patent Application
Information recording/reproducing apparatus
- Publication number 20040218480
- Publication date Nov 4, 2004
- Norimoto Ichikawa
- G11 - INFORMATION STORAGE
Information Patent Application
Information recording and reproducing apparatus
- Publication number 20040141432
- Publication date Jul 22, 2004
- Hitachi, Ltd
- Tsuyoshi Toda
- G11 - INFORMATION STORAGE
Information Patent Application
Optical disk apparatus and phase adjustment method
- Publication number 20040136286
- Publication date Jul 15, 2004
- Hitachi, Ltd
- Koichiro Nishimura
- G11 - INFORMATION STORAGE
Information Patent Application
Laser drive integrated circuit and optical disk apparatus using the...
- Publication number 20030151995
- Publication date Aug 14, 2003
- Akihiro Asada
- G11 - INFORMATION STORAGE
Information Patent Application
Optical disk apparatus wherein recording clock signal is stopped be...
- Publication number 20030147316
- Publication date Aug 7, 2003
- Akihiro Asada
- G11 - INFORMATION STORAGE
Information Patent Application
Information recording/reproducing apparatus
- Publication number 20030063538
- Publication date Apr 3, 2003
- Norimoto Ichikawa
- G11 - INFORMATION STORAGE
Information Patent Application
Information recording and reproducing apparatus
- Publication number 20020186628
- Publication date Dec 12, 2002
- HITACHI, LTD.
- Takashi Hoshino
- G11 - INFORMATION STORAGE
Information Patent Application
Laser driver, optical disk apparatus using the same, and laser cont...
- Publication number 20020176461
- Publication date Nov 28, 2002
- Makoto Nihei
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Laser drive unit and information recording/reproducing apparatus
- Publication number 20020136120
- Publication date Sep 26, 2002
- Hltachi, Ltd.
- Masaaki Kurebayashi
- G11 - INFORMATION STORAGE
Information Patent Application
Information recording/reproducing apparatus with use of laser driver
- Publication number 20020126609
- Publication date Sep 12, 2002
- Toshimitsu Kaku
- G11 - INFORMATION STORAGE
Information Patent Application
Information recording/reproducing apparatus with use of laser driver
- Publication number 20020126610
- Publication date Sep 12, 2002
- Toshimitsu Kaku
- G11 - INFORMATION STORAGE
Information Patent Application
Laser drive integrated circuit and optical disk apparatus using the...
- Publication number 20020080702
- Publication date Jun 27, 2002
- Akihiro Asada
- G11 - INFORMATION STORAGE
Information Patent Application
Information recording/reproducing apparatus
- Publication number 20020018421
- Publication date Feb 14, 2002
- Norimoto Ichikawa
- G11 - INFORMATION STORAGE
Information Patent Application
Optical disc apparatus
- Publication number 20010043532
- Publication date Nov 22, 2001
- Hiroyuki Tsuchinaga
- G11 - INFORMATION STORAGE

Toshimitsu Kaku

Person

Patents Grantslast 30 patents

Optical pickup and optical disc drive

Optical disc drive

Multiple pulse recording method with 3-valued power levels

Optical disk apparatus, optical head, and detection signal processi...

Optical disc device and reproduction method

Laser driver, optical disk apparatus using the same, and laser cont...

Laser driver and optical disk system

Magneto-optical data recording/reproducing method

Information recording and reproducing apparatus

Information recording/reproducing apparatus

Method and apparatus for optical recording and reproducing with tra...

Information recording and reproducing apparatus for updating the wa...

Optical disk apparatus wherein recording clock signal is stopped be...

Laser driver, optical disk apparatus using the same, and laser cont...

Optical information recording/reproducing apparatus

Information recording/reproducing apparatus having verify control f...

Information recording/reproducing apparatus with laser driver

Laser drive integrated circuit and optical disk apparatus using the...

Laser drive integrated circuit and optical disk apparatus using the...

Information recording/reproducing apparatus with laser driver

Laser drive unit and information recording/reproducing apparatus

Optical disk apparatus wherein recording clock signal is stopped be...

Information recording/reproducing apparatus

Multibeam optical disk record and reproduction apparatus and method

Laser drive unit and information recording/reproducing apparatus

Laser drive integrated circuit and optical disk apparatus using the...

Information recording and reproducing apparatus having semiconducto...

Reading/reproducing apparatus having retry arrangement upon failed...

Information recording/reproducing apparatus with laser driver

Optical disc apparatus with different frequencies of wobble signal...

Patents Applicationslast 30 patents

Optical Pickup and Optical Disc Drive

Optical Disc Drive

OPTICAL DISC DEVICE AND REPRODUCTION METHOD

Information Recording Method of Optical Disc, Laser Driving Apparat...

Method of deriving suitable-and-hold timing, and optical disk drive...

Information recording and reproducing apparatus

Laser driver, optical disk apparatus using the same, and laser cont...

Optical disk apparatus, optical head, and detection signal processi...

Laser driver and optical disk system

Information recording/reproducing apparatus

Information recording and reproducing apparatus

Optical disk apparatus and phase adjustment method

Laser drive integrated circuit and optical disk apparatus using the...

Optical disk apparatus wherein recording clock signal is stopped be...

Information recording/reproducing apparatus

Information recording and reproducing apparatus

Laser driver, optical disk apparatus using the same, and laser cont...

Laser drive unit and information recording/reproducing apparatus

Information recording/reproducing apparatus with use of laser driver

Information recording/reproducing apparatus with use of laser driver

Laser drive integrated circuit and optical disk apparatus using the...

Information recording/reproducing apparatus

Optical disc apparatus