Toshiaki Iwanaga

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Reproduced signal equalizing method for optical information media a...
- Patent number 7,636,287
- Issue date Dec 22, 2009
- NEC Corporation
- Shuichi Ohkubo
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical information recording and reproducing medium
- Patent number 7,489,620
- Issue date Feb 10, 2009
- NEC Corporation
- Mitsuya Okada
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disk recording/reproducing method, optical disk recording/r...
- Patent number 7,471,601
- Issue date Dec 30, 2008
- Kabushiki Kaisha Toshiba
- Yutaka Kashihara
- G11 - INFORMATION STORAGE
Information Patent Grant
Signal evaluation method, information recording/reproducing apparat...
- Patent number 7,428,203
- Issue date Sep 23, 2008
- Kabushiki Kaisha Toshiba
- Yutaka Kashihara
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disc and recording/producing method therefor
- Patent number 7,414,955
- Issue date Aug 19, 2008
- NEC Corporation
- Toshiaki Iwanaga
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disc medium having a system information recording area of l...
- Patent number 7,355,957
- Issue date Apr 8, 2008
- NEC Corporation
- Yutaka Yamanaka
- G11 - INFORMATION STORAGE
Information Patent Grant
Recording condition setting method and information recorder using same
- Patent number 7,295,500
- Issue date Nov 13, 2007
- NEC Corporation
- Masaki Nakano
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disk medium and optical disk recording and reproducing appa...
- Patent number 7,196,984
- Issue date Mar 27, 2007
- Kabushiki Kaisha Toshiba
- Chosaku Noda
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disk, optical disk recording/reproduction apparatus, and op...
- Patent number 7,184,381
- Issue date Feb 27, 2007
- NEC Corporation
- Shuichi Ohkubo
- G11 - INFORMATION STORAGE
Information Patent Grant
Code modulating method and code modulating apparatus, demodulating...
- Patent number 6,861,965
- Issue date Mar 1, 2005
- NEC Corporation
- Kinji Kayanuma
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disk device
- Patent number 6,643,234
- Issue date Nov 4, 2003
- NEC Corporation
- Toshiaki Iwanaga
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disk device
- Patent number 6,621,774
- Issue date Sep 16, 2003
- NEC Corporation
- Toshiaki Iwanaga
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical disk and optical disk device
- Patent number 6,459,661
- Issue date Oct 1, 2002
- NEC Corporation
- Toshiaki Iwanaga
- G11 - INFORMATION STORAGE
Information Patent Grant
Gain control of a reproduced signal amplifier for precise monitorin...
- Patent number 6,108,293
- Issue date Aug 22, 2000
- NEC Corporation
- Masaki Nakano
- G11 - INFORMATION STORAGE
Information Patent Grant
Magneto-optical disk recording device and capable of verifying reco...
- Patent number 5,889,744
- Issue date Mar 30, 1999
- NEC Corporation
- Toshiaki Iwanaga
- G11 - INFORMATION STORAGE
Information Patent Grant
Magneto-optical disk recording device capable of checking erased st...
- Patent number 5,883,868
- Issue date Mar 16, 1999
- NEC Corporation
- Toshiaki Iwanaga
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetio optical disk recording device capable of verifying recorde...
- Patent number 5,751,677
- Issue date May 12, 1998
- NEC Corporation
- Toshiaki Iwanaga
- G11 - INFORMATION STORAGE
Information Patent Grant
Magneto-optical disk recording device capable of verifying recorded...
- Patent number 5,708,639
- Issue date Jan 13, 1998
- NEC Corporation
- Toshiaki Iwanaga
- G11 - INFORMATION STORAGE
Information Patent Grant
Verify-while-recording device for optical disk recording apparatus
- Patent number 5,689,487
- Issue date Nov 18, 1997
- NEC Corporation
- Toshiaki Iwanaga
- G11 - INFORMATION STORAGE
Information Patent Grant
Magneto-optical head capable of separating beams for reading record...
- Patent number 4,951,274
- Issue date Aug 21, 1990
- NEC Corporation
- Toshiaki Iwanaga
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR REPRODUCING A SIGNAL FROM AN OPTICAL DISC, AND OPTICAL D...
- Publication number 20100157753
- Publication date Jun 24, 2010
- NEC Corporation
- Toshiaki Iwanaga
- G11 - INFORMATION STORAGE
Information Patent Application
Recording Method, Recording and Reproducing Method, Reproducing Met...
- Publication number 20090116361
- Publication date May 7, 2009
- Mitsuya Okada
- G11 - INFORMATION STORAGE
Information Patent Application
Evaluation and adjustment methods in optical disc apparatus, and op...
- Publication number 20070097822
- Publication date May 3, 2007
- NEC Corporation
- Toshiaki Iwanaga
- G11 - INFORMATION STORAGE
Information Patent Application
Optical disk recording/reproducing method, optical disk recording/r...
- Publication number 20050270939
- Publication date Dec 8, 2005
- Yutaka Kashihara
- G11 - INFORMATION STORAGE
Information Patent Application
Optical information recording/reproduction medium recording method,...
- Publication number 20050270953
- Publication date Dec 8, 2005
- Mitsuya Okada
- G11 - INFORMATION STORAGE
Information Patent Application
Recording condition setting method and information recorder using same
- Publication number 20050147007
- Publication date Jul 7, 2005
- NEC Corporation
- Masaki Nakano
- G11 - INFORMATION STORAGE
Information Patent Application
Optical disc and recording/producing method therefor
- Publication number 20050099935
- Publication date May 12, 2005
- Toshiaki Iwanaga
- G11 - INFORMATION STORAGE
Information Patent Application
Reproduced signal equalizing method for optical information media a...
- Publication number 20040257954
- Publication date Dec 23, 2004
- Shuichi Ohkubo
- G11 - INFORMATION STORAGE
Information Patent Application
Optical disc medium having a system information recording area of l...
- Publication number 20040257955
- Publication date Dec 23, 2004
- Yutaka Yamanaka
- G11 - INFORMATION STORAGE
Information Patent Application
Optical disk medium and optical disk recording and reproducing appa...
- Publication number 20040228255
- Publication date Nov 18, 2004
- Chosaku Noda
- G11 - INFORMATION STORAGE
Information Patent Application
Code modulating method and code modulating apparatus, demodulating...
- Publication number 20040207545
- Publication date Oct 21, 2004
- NEC Corporation
- Kinji Kayanuma
- G11 - INFORMATION STORAGE
Information Patent Application
Optical disk, optical disk recording/reproduction apparatus, and op...
- Publication number 20040208101
- Publication date Oct 21, 2004
- NEC Corporation
- Shuichi Ohkubo
- G11 - INFORMATION STORAGE
Information Patent Application
Signal evaluation method, information recording/reproducing apparat...
- Publication number 20040209293
- Publication date Oct 21, 2004
- Yutaka Kashihara
- G11 - INFORMATION STORAGE
Information Patent Application
Optical disk device
- Publication number 20040057359
- Publication date Mar 25, 2004
- NEC Corporation
- Toshiaki Iwanaga
- G11 - INFORMATION STORAGE
Information Patent Application
Optical disk device
- Publication number 20030026181
- Publication date Feb 6, 2003
- NEC Corporation
- Toshiaki Iwanaga
- G11 - INFORMATION STORAGE
Information Patent Application
Optical disk device
- Publication number 20030016601
- Publication date Jan 23, 2003
- NEC Corporation
- Toshiaki Iwanaga
- G11 - INFORMATION STORAGE

Toshiaki Iwanaga

Person

Patents Grantslast 30 patents

Reproduced signal equalizing method for optical information media a...

Optical information recording and reproducing medium

Optical disk recording/reproducing method, optical disk recording/r...

Signal evaluation method, information recording/reproducing apparat...

Optical disc and recording/producing method therefor

Optical disc medium having a system information recording area of l...

Recording condition setting method and information recorder using same

Optical disk medium and optical disk recording and reproducing appa...

Optical disk, optical disk recording/reproduction apparatus, and op...

Code modulating method and code modulating apparatus, demodulating...

Optical disk device

Optical disk device

Optical disk and optical disk device

Gain control of a reproduced signal amplifier for precise monitorin...

Magneto-optical disk recording device and capable of verifying reco...

Magneto-optical disk recording device capable of checking erased st...

Magnetio optical disk recording device capable of verifying recorde...

Magneto-optical disk recording device capable of verifying recorded...

Verify-while-recording device for optical disk recording apparatus

Magneto-optical head capable of separating beams for reading record...

Patents Applicationslast 30 patents

METHOD FOR REPRODUCING A SIGNAL FROM AN OPTICAL DISC, AND OPTICAL D...

Recording Method, Recording and Reproducing Method, Reproducing Met...

Evaluation and adjustment methods in optical disc apparatus, and op...

Optical disk recording/reproducing method, optical disk recording/r...

Optical information recording/reproduction medium recording method,...

Recording condition setting method and information recorder using same

Optical disc and recording/producing method therefor

Reproduced signal equalizing method for optical information media a...

Optical disc medium having a system information recording area of l...

Optical disk medium and optical disk recording and reproducing appa...

Code modulating method and code modulating apparatus, demodulating...

Optical disk, optical disk recording/reproduction apparatus, and op...

Signal evaluation method, information recording/reproducing apparat...

Optical disk device

Optical disk device

Optical disk device