Kouichirou Wakabayashi

Person

Kokubunji, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Method of reproducing information with equalization coefficient for...
- Patent number 7,079,457
- Issue date Jul 18, 2006
- Hitachi, Ltd.
- Kouichirou Wakabayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of reproducing information with equalization coefficient for...
- Patent number 7,046,595
- Issue date May 16, 2006
- Hitachi, Ltd.
- Kouichirou Wakabayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Information recording medium with magnetic marks, recording and rep...
- Patent number 6,970,400
- Issue date Nov 29, 2005
- Hitachi Maxell, Ltd.
- Kouichirou Wakabayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of reproducing information with equalization for the reprodu...
- Patent number 6,944,105
- Issue date Sep 13, 2005
- Hitachi, Ltd.
- Kouichirou Wakabayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium with high thermal stability, method for p...
- Patent number 6,893,746
- Issue date May 17, 2005
- Hitachi Maxell, Ltd.
- Fumiyoshi Kirino
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium, method for producing the same, and magne...
- Patent number 6,815,098
- Issue date Nov 9, 2004
- Hitachi Maxell, Ltd.
- Satoshi Matsunuma
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium and its production method, and magnetic r...
- Patent number 6,730,421
- Issue date May 4, 2004
- Hitachi, Maxell, Ltd.
- Fumiyoshi Kirino
- G11 - INFORMATION STORAGE
Information Patent Grant
Read/write head and magnetic recording device
- Patent number 6,674,594
- Issue date Jan 6, 2004
- Hitachi Maxell, Ltd.
- Kouichirou Wakabayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording medium, method for producing the same, and magne...
- Patent number 6,602,621
- Issue date Aug 5, 2003
- Hitachi Maxell, Ltd.
- Satoshi Matsunuma
- G11 - INFORMATION STORAGE
Information Patent Grant
Method for recording mark length shorter than channel bit length on...
- Patent number 6,567,348
- Issue date May 20, 2003
- Hitachi, Ltd.
- Kouichirou Wakabayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Information reproducing apparatus enabling equalization processing...
- Patent number 6,552,977
- Issue date Apr 22, 2003
- Hitachi, Ltd.
- Kouichirou Wakabayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of reproducing information using a selected equalization coe...
- Patent number 6,480,447
- Issue date Nov 12, 2002
- Hitachi, Ltd.
- Kouichirou Wakabayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recorder and magnetooptical recorder
- Patent number 6,130,797
- Issue date Oct 10, 2000
- Hitachi, Ltd.
- Kyo Akagi
- G11 - INFORMATION STORAGE
Information Patent Grant
High-density information recording/reproducing method
- Patent number 5,886,969
- Issue date Mar 23, 1999
- Hitachi, Ltd.
- Takeshi Maeda
- B82 - NANO-TECHNOLOGY
Information Patent Grant
High-density information recording/reproducing method
- Patent number 5,835,469
- Issue date Nov 10, 1998
- Hitachi, Ltd.
- Takeshi Maeda
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Reproduction of optical information by one-beam optics with reduced...
- Patent number 5,808,988
- Issue date Sep 15, 1998
- Hitachi, Ltd.
- Takeshi Maeda
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic digital storage method and system wherein magnetic transit...
- Patent number 5,786,952
- Issue date Jul 28, 1998
- Hitachi, Ltd.
- Masuo Umemoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Split photo detector for detecting a central portion and a peripher...
- Patent number 5,774,444
- Issue date Jun 30, 1998
- Hitachi, Ltd.
- Takeshi Shimano
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Optical information recording/reproducing method
- Patent number 5,491,683
- Issue date Feb 13, 1996
- Hitachi, Ltd.
- Takeshi Maeda
- B82 - NANO-TECHNOLOGY

Patents Applicationslast 30 patents

Information Patent Application
Magnetic recording medium, method for producing the same, and magne...
- Publication number 20040166376
- Publication date Aug 26, 2004
- Hitachi Maxell, Ltd.
- Fumiyoshi Kirino
- G11 - INFORMATION STORAGE
Information Patent Application
Method of reproducing information with equalization coefficient for...
- Publication number 20040100881
- Publication date May 27, 2004
- Kouichirou Wakabayashi
- G11 - INFORMATION STORAGE
Information Patent Application
Method of reproducing information with equalization coefficient for...
- Publication number 20040100882
- Publication date May 27, 2004
- Kouichirou Wakabayashi
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording medium, method for producing the same, and magne...
- Publication number 20030162057
- Publication date Aug 28, 2003
- Hitachi Maxell, Ltd.
- Satoshi Matsunuma
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording medium, method of manufacture thereof, and magne...
- Publication number 20030157373
- Publication date Aug 21, 2003
- Fumiyoshi Kirino
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
Method of reproducing information with equalization coefficient for...
- Publication number 20030147318
- Publication date Aug 7, 2003
- Kouichirou Wakabayashi
- G11 - INFORMATION STORAGE
Information Patent Application
Magnetic recording medium, method for prodcing the same, and magnet...
- Publication number 20020122959
- Publication date Sep 5, 2002
- Hitachi Maxell, Ltd.
- Satoshi Matsunuma
- G11 - INFORMATION STORAGE
Information Patent Application
Information reproducing apparatus
- Publication number 20020080696
- Publication date Jun 27, 2002
- Kouichirou Wakabayashi
- G11 - INFORMATION STORAGE
Information Patent Application
Magneto-optical recording medium
- Publication number 20010007722
- Publication date Jul 12, 2001
- HITACHI MAXELL, LTD.
- Kouichirou Wakabayashi
- G11 - INFORMATION STORAGE

Kouichirou Wakabayashi

Person

Patents Grantslast 30 patents

Method of reproducing information with equalization coefficient for...

Method of reproducing information with equalization coefficient for...

Information recording medium with magnetic marks, recording and rep...

Method of reproducing information with equalization for the reprodu...

Magnetic recording medium with high thermal stability, method for p...

Magnetic recording medium, method for producing the same, and magne...

Magnetic recording medium and its production method, and magnetic r...

Read/write head and magnetic recording device

Magnetic recording medium, method for producing the same, and magne...

Method for recording mark length shorter than channel bit length on...

Information reproducing apparatus enabling equalization processing...

Method of reproducing information using a selected equalization coe...

Magnetic recorder and magnetooptical recorder

High-density information recording/reproducing method

High-density information recording/reproducing method

Reproduction of optical information by one-beam optics with reduced...

Magnetic digital storage method and system wherein magnetic transit...

Split photo detector for detecting a central portion and a peripher...

Optical information recording/reproducing method

Patents Applicationslast 30 patents

Magnetic recording medium, method for producing the same, and magne...

Method of reproducing information with equalization coefficient for...

Method of reproducing information with equalization coefficient for...

Magnetic recording medium, method for producing the same, and magne...

Magnetic recording medium, method of manufacture thereof, and magne...

Method of reproducing information with equalization coefficient for...

Magnetic recording medium, method for prodcing the same, and magnet...

Information reproducing apparatus

Magneto-optical recording medium