Kaku; Toshimitsu

Patent Applications and Registrations

Patent applications and USPTO patent grants for Kaku; Toshimitsu.The latest application filed is for "optical pickup and optical disc drive".

Company Profile

0.49.23

Kaku; Toshimitsu - Sagamihara JP
Kaku; Toshimitsu - Sagamihara-shi JP
Kaku; Toshimitsu - Ibaraki JP
Kaku, Toshimitsu - Tokyo JP
Kaku; Toshimitsu - Hitachinaka JP
Kaku, Toshimitsu - Hitachinaka-shi JP
Kaku; Toshimitsu - Hachioji 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
Optical pickup and optical disc drive Grant 8,477,589 - Kitayama , et al. July 2, 2	2013-07-02
Optical Pickup and Optical Disc Drive App 20130100793 - KITAYAMA; Akira ; et al.	2013-04-25
Optical disc drive Grant 8,305,869 - Kitayama , et al. November 6, 2	2012-11-06
Multiple pulse recording method with 3-valued power levels Grant 8,144,559 - Minemura , et al. March 27, 2	2012-03-27
Optical Disc Drive App 20120044795 - KITAYAMA; Akira ; et al.	2012-02-23
Optical disk apparatus, optical head, and detection signal processing method thereof Grant 7,924,664 - Kaku April 12, 2	2011-04-12
Optical disc device and reproduction method Grant 7,746,748 - Kaku , et al. June 29, 2	2010-06-29
Laser driver, optical disk apparatus using the same, and laser control method Grant 7,499,478 - Nihei , et al. March 3, 2	2009-03-03
Optical Disc Device And Reproduction Method App 20080253238 - Kaku; Toshimitsu ; et al.	2008-10-16
Information Recording Method of Optical Disc, Laser Driving Apparatus and Optical Disc Apparatus App 20070286047 - Minemura; Hiroyuki ; et al.	2007-12-13
Laser driver and optical disk system Grant 7,227,822 - Nishimura , et al. June 5, 2	2007-06-05
Magneto-optical data recording/reproducing method Grant 7,227,818 - Toda , et al. June 5, 2	2007-06-05
Information recording and reproducing apparatus Grant 7,170,838 - Toda , et al. January 30, 2	2007-01-30
Information recording/reproducing apparatus Grant 7,031,244 - Ichikawa , et al. April 18, 2	2006-04-18
Method and apparatus for optical recording and reproducing with tracking servo reducing track offset Grant RE39,013 - Kaku , et al. March 14, 2	2006-03-14
Method of deriving suitable-and-hold timing, and optical disk drive using the same method App 20050276178 - Nishimura, Koichiro ; et al.	2005-12-15
Information recording and reproducing apparatus for updating the waveform of a laser based on position information Grant 6,954,410 - Hoshino , et al. October 11, 2	2005-10-11
Information recording and reproducing apparatus App 20050180280 - Hoshino, Takashi ; et al.	2005-08-18
Laser driver, optical disk apparatus using the same, and laser control method App 20050030989 - Nihei, Makoto ; et al.	2005-02-10
Optical disk apparatus, optical head, and detection signal processing method thereof App 20040264315 - Kaku, Toshimitsu	2004-12-30
Optical disk apparatus wherein recording clock signal is stopped being supplied to semiconductor laser drive circuit on optical pickup during reproduction operation Grant 6,831,885 - Asada , et al. December 14, 2	2004-12-14
Laser driver and optical disk system App 20040233814 - Nishimura, Koichiro ; et al.	2004-11-25
Information recording/reproducing apparatus App 20040218480 - Ichikawa, Norimoto ; et al.	2004-11-04
Laser driver, optical disk apparatus using the same, and laser control method Grant 6,810,050 - Nihei , et al. October 26, 2	2004-10-26
Information recording and reproducing apparatus App 20040141432 - Toda, Tsuyoshi ; et al.	2004-07-22
Optical disk apparatus and phase adjustment method App 20040136286 - Nishimura, Koichiro ; et al.	2004-07-15
Optical information recording/reproducing apparatus Grant 6,754,144 - Fushimi , et al. June 22, 2	2004-06-22
Information recording/reproducing apparatus having verify control for recording Grant 6,747,934 - Ichikawa , et al. June 8, 2	2004-06-08
Information recording/reproducing apparatus with laser driver Grant 6,721,261 - Kaku , et al. April 13, 2	2004-04-13
Laser drive integrated circuit and optical disk apparatus using the same Grant 6,687,208 - Asada , et al. February 3, 2	2004-02-03
Laser drive integrated circuit and optical disk apparatus using the same Grant 6,674,702 - Asada , et al. January 6, 2	2004-01-06
Information recording/reproducing apparatus with laser driver Grant 6,654,328 - Kaku , et al. November 25, 2	2003-11-25
Laser drive unit and information recording/reproducing apparatus Grant 6,636,472 - Kurebayashi , et al. October 21, 2	2003-10-21
Laser drive integrated circuit and optical disk apparatus using the same App 20030151995 - Asada, Akihiro ; et al.	2003-08-14
Optical disk apparatus wherein recording clock signal is stopped being supplied to semiconductor laser drive circuit on optical pickup during reproduction operation App 20030147316 - Asada, Akihiro ; et al.	2003-08-07
Optical disk apparatus wherein recording clock signal is stopped being supplied to semiconductor laser drive circuit on optical pickup during reproduction operation Grant 6,552,987 - Asada , et al. April 22, 2	2003-04-22
Information recording/reproducing apparatus App 20030063538 - Ichikawa, Norimoto ; et al.	2003-04-03
Information recording and reproducing apparatus App 20020186628 - Hoshino, Takashi ; et al.	2002-12-12
Laser driver, optical disk apparatus using the same, and laser control method App 20020176461 - Nihei, Makoto ; et al.	2002-11-28
Laser drive unit and information recording/reproducing apparatus Grant 6,487,154 - Kurebayashi , et al. November 26, 2	2002-11-26
Laser drive integrated circuit and optical disk apparatus using the same Grant 6,483,791 - Asada , et al. November 19, 2	2002-11-19
Laser drive unit and information recording/reproducing apparatus App 20020136120 - Kurebayashi, Masaaki ; et al.	2002-09-26
Information recording/reproducing apparatus with use of laser driver App 20020126609 - Kaku, Toshimitsu ; et al.	2002-09-12
Information recording/reproducing apparatus with use of laser driver App 20020126610 - Kaku, Toshimitsu ; et al.	2002-09-12
Reading/reproducing apparatus having retry arrangement upon failed reading/writing of a signal Grant 6,442,117 - Saiki , et al. August 27, 2	2002-08-27
Information recording/reproducing apparatus with laser driver Grant 6,414,932 - Kaku , et al. July 2, 2	2002-07-02
Laser drive integrated circuit and optical disk apparatus using the same App 20020080702 - Asada, Akihiro ; et al.	2002-06-27
Information recording/reproducing apparatus App 20020018421 - Ichikawa, Norimoto ; et al.	2002-02-14
Optical disc apparatus App 20010043532 - Tsuchinaga, Hiroyuki ; et al.	2001-11-22
Method and apparatus for recording/reproducing by pre-pits detection Grant 6,188,654 - Kaku , et al. February 13, 2	2001-02-13
Wobble signal detecting circuit, wobble abnormality detecting circuit, information processing apparatus using these circuits and method and recording medium used in the apparatus or method Grant 6,088,307 - Fushimi , et al. July 11, 2	2000-07-11
Recording method using trial write test pattern Grant 5,732,061 - Kirino , et al. March 24, 1	1998-03-24
Optical disk apparatus and recording and reading method for an optical disk using the same Grant 5,703,855 - Kirino , et al. December 30, 1	1997-12-30
Magnetooptic disc apparatus and recording medium Grant 5,642,343 - Toda , et al. June 24, 1	1997-06-24
Optical disk recording control method and apparatus for recording user data based on test signal Grant 5,629,913 - Kaku , et al. May 13, 1	1997-05-13
Method for controlling the farm of a magnetic domain of a magneto-optical disk using pre-write testing Grant 5,513,165 - Ide , et al. April 30, 1	1996-04-30
Light modulation method for forming a mark in magneto-optical recording system Grant 5,457,666 - Toda , et al. October 10, 1	1995-10-10
Rotary type storage apparatus and control method thereof Grant 5,339,319 - Yamane , et al. August 16, 1	1994-08-16
Apparatus for optical disc memory with correction pattern and master disc cutting apparatus Grant 5,084,860 - Maeda , et al. January 28, 1	1992-01-28
Magneto-optic memory apparatus with defect detection of recording medium during erasing operation Grant 4,879,703 - Kaku , et al. November 7, 1	1989-11-07
Optical disc access method and optical disk storage using coarse and fine actuators Grant 4,866,687 - Kasai , et al. September 12, 1	1989-09-12
Optical disk having track offset detection areas Grant 4,855,991 - Kaku , et al. August 8, 1	1989-08-08
Optical memory apparatus using an optical disc having guide-grooves of V-shape and predetermined optical depth and access method therefor Grant 4,835,756 - Kaku , et al. May 30, 1	1989-05-30
Optical information processing apparatus Grant 4,807,210 - Kaku , et al. February 21, 1	1989-02-21
Information recording apparatus for recording/reproducing information by irradiating an information recording medium with an energy beam Grant 4,806,952 - Nishida , et al. February 21, 1	1989-02-21
Method and apparatus for tracking servo system Grant 4,751,695 - Kaku , et al. June 14, 1	1988-06-14
Focus error detection apparatus utilizing focusing an front and rear sides of focal planes Grant 4,742,218 - Nakamura , et al. May 3, 1	1988-05-03
Magnetic-optical disc memory system and apparatus for switching header and data information Grant 4,730,289 - Saitoh , et al. March 8, 1	1988-03-08
Optical information processor for compensating offset Grant 4,663,751 - Kaku , et al. May 5, 1	1987-05-05
Optical information recording apparatus Grant 4,622,564 - Kaku , et al. November 11, 1	1986-11-11
Optical recording apparatus Grant 4,532,522 - Tsunoda , et al. July 30, 1	1985-07-30
Focal position detecting optical apparatus Grant 4,450,547 - Nakamura , et al. May 22, 1	1984-05-22

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