Toru Kawashima

Person

Chigasaki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Optical disc apparatus and method for controlling overwrite power
- Patent number 8,040,771
- Issue date Oct 18, 2011
- Hitachi-LG Data Storage, Inc.
- Atsushi Yamada
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disk apparatus and test writing method
- Patent number 8,004,941
- Issue date Aug 23, 2011
- Hitachi Ltd.
- Koichiro Nishimura
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disc recording/reproducing apparatus and focus-servo method...
- Patent number 7,944,785
- Issue date May 17, 2011
- Hitachi-LG Data Storage, Inc.
- Toru Kawashima
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for adjusting a focus position on an optical disc and an opt...
- Patent number 7,944,787
- Issue date May 17, 2011
- Hitachi-LG Data Storage, Inc.
- Tomoya Hoshi
- G11 - INFORMATION STORAGE
Information Patent Grant
Recording control method for optical disk recording apparatus and o...
- Patent number 7,746,740
- Issue date Jun 29, 2010
- Hitachi-LG Data Storage, Inc.
- Koichiro Nishimura
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical information recording method and optical information record...
- Patent number 7,684,298
- Issue date Mar 23, 2010
- Hitachi, Ltd.
- Koichiro Nishimura
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for recording and reproducing information by pre-pits detection
- Patent number 6,295,258
- Issue date Sep 25, 2001
- Hitachi, Ltd.
- Toshimitsu Kaku
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for recording/reproducing by pre-pits detection
- Patent number 6,188,654
- Issue date Feb 13, 2001
- Htachi, Ltd.
- Toshimitsu Kaku
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for detecting position of alternated land and...
- Patent number 6,091,678
- Issue date Jul 18, 2000
- Hitachi, Ltd.
- Tetsuya Fushimi
- G11 - INFORMATION STORAGE
Information Patent Grant
Information reproducing apparatus with a DC level correcting capabi...
- Patent number 5,497,361
- Issue date Mar 5, 1996
- Hitachi, Ltd.
- Seiichi Mita
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus for reproducing data from a regenerative signal using a P...
- Patent number 5,448,543
- Issue date Sep 5, 1995
- Hitachi, Ltd.
- Takuya Mizokami
- G11 - INFORMATION STORAGE
Information Patent Grant
Information reproducing apparatus with a DC level correcting capabi...
- Patent number 5,412,632
- Issue date May 2, 1995
- Hitachi Ltd.
- Seiichi Mita
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Optical Disc Apparatus and Method for Controlling Overwrite Power
- Publication number 20090161506
- Publication date Jun 25, 2009
- Hitachi-LG Data Storage, Inc.
- Atsushi YAMADA
- G11 - INFORMATION STORAGE
Information Patent Application
Method for adjusting a focus position on an optical disc and an opt...
- Publication number 20090059755
- Publication date Mar 5, 2009
- Hitachi-LG Data Storage, Inc.
- Tomoya Hoshi
- G11 - INFORMATION STORAGE
Information Patent Application
Optical information recording method and optical information record...
- Publication number 20070189140
- Publication date Aug 16, 2007
- Koichiro Nishimura
- G11 - INFORMATION STORAGE
Information Patent Application
Optical disk apparatus and test writing method
- Publication number 20070183284
- Publication date Aug 9, 2007
- Koichiro Nishimura
- G11 - INFORMATION STORAGE
Information Patent Application
Optical disk apparatus and recording parameters setting method
- Publication number 20070183285
- Publication date Aug 9, 2007
- Koichiro Nishimura
- G11 - INFORMATION STORAGE
Information Patent Application
Optical disc recording/reproducing apparatus and a focus-servo meth...
- Publication number 20070121443
- Publication date May 31, 2007
- Toru Kawashima
- G11 - INFORMATION STORAGE
Information Patent Application
Recording control method for optical disk recording apparatus and o...
- Publication number 20070121451
- Publication date May 31, 2007
- Koichiro Nishimura
- G11 - INFORMATION STORAGE
Information Patent Application
Optical disc apparatus and optical disc recording method
- Publication number 20070121457
- Publication date May 31, 2007
- Atsushi Yamada
- G11 - INFORMATION STORAGE
Information Patent Application
Optical information reproducing method
- Publication number 20070121445
- Publication date May 31, 2007
- Koichiro Nishimura
- G11 - INFORMATION STORAGE

Toru Kawashima

Person

Patents Grantslast 30 patents

Optical disc apparatus and method for controlling overwrite power

Optical disk apparatus and test writing method

Optical disc recording/reproducing apparatus and focus-servo method...

Method for adjusting a focus position on an optical disc and an opt...

Recording control method for optical disk recording apparatus and o...

Optical information recording method and optical information record...

Method for recording and reproducing information by pre-pits detection

Method and apparatus for recording/reproducing by pre-pits detection

Method and apparatus for detecting position of alternated land and...

Information reproducing apparatus with a DC level correcting capabi...

Apparatus for reproducing data from a regenerative signal using a P...

Information reproducing apparatus with a DC level correcting capabi...

Patents Applicationslast 30 patents

Optical Disc Apparatus and Method for Controlling Overwrite Power

Method for adjusting a focus position on an optical disc and an opt...

Optical information recording method and optical information record...

Optical disk apparatus and test writing method

Optical disk apparatus and recording parameters setting method

Optical disc recording/reproducing apparatus and a focus-servo meth...

Recording control method for optical disk recording apparatus and o...

Optical disc apparatus and optical disc recording method

Optical information reproducing method