Koichiro Wakabayashi

Person

Toride, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Pickup lens with phase compensator and optical pickup apparatus usi...
- Patent number 7,855,940
- Issue date Dec 21, 2010
- Hitachi Maxell, Ltd.
- Koichiro Wakabayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup lens and optical pickup apparatus
- Patent number 7,787,349
- Issue date Aug 31, 2010
- Hitachi Maxwell, Ltd.
- Koichiro Wakabayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup system, optical head, optical disk apparatus, and ob...
- Patent number 7,755,998
- Issue date Jul 13, 2010
- Hitachi Maxell, Ltd.
- Yasuyuki Sugi
- G02 - OPTICS
Information Patent Grant
Pickup lens with phase compensator and optical pickup apparatus usi...
- Patent number 7,586,815
- Issue date Sep 8, 2009
- Hitachi Maxell, Ltd.
- Koichiro Wakabayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Information recording medium, information recording/reproducing hea...
- Patent number 6,876,506
- Issue date Apr 5, 2005
- Hitachi Maxell, Ltd.
- Koichiro Wakabayashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical information reproducing method for reproducing information...
- Patent number 6,717,898
- Issue date Apr 6, 2004
- Hitachi, Ltd.
- Shigeru Nakamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical information reproducing method in which either a first edge...
- Patent number 6,577,573
- Issue date Jun 10, 2003
- Hitachi, Ltd.
- Shigeru Nakamura
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical information reproducing device
- Patent number 6,430,131
- Issue date Aug 6, 2002
- Hitachi, Ltd.
- Shigeru Nakamura
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
PICKUP LENS WITH PHASE COMPENSATOR AND OPTICAL PICKUP APPARATUS USI...
- Publication number 20090285080
- Publication date Nov 19, 2009
- Hitachi Maxell, Ltd.
- Koichiro Wakabayashi
- G11 - INFORMATION STORAGE
Information Patent Application
Objective lens optical system and light beam splitting element
- Publication number 20080181090
- Publication date Jul 31, 2008
- Hitachi Maxell, Ltd.
- Mitsuhiro Miyauchi
- G11 - INFORMATION STORAGE
Information Patent Application
Objective lens optical system
- Publication number 20080106997
- Publication date May 8, 2008
- Hitachi Maxell, Ltd.
- Tomonori Kanai
- G02 - OPTICS
Information Patent Application
Objective lens and optical pickup system
- Publication number 20080019256
- Publication date Jan 24, 2008
- Hitachi Maxell, Ltd.
- Mitsuhiro Miyauchi
- G11 - INFORMATION STORAGE
Information Patent Application
Objective lens and optical pickup apparatus using the same
- Publication number 20060262707
- Publication date Nov 23, 2006
- Hitachi Maxell, Ltd.
- Mitsuhiro Miyauchi
- G11 - INFORMATION STORAGE
Information Patent Application
Optical pickup lens and optical pickup apparatus
- Publication number 20060245315
- Publication date Nov 2, 2006
- Hitachi Maxell, Ltd.
- Koichiro Wakabayashi
- G11 - INFORMATION STORAGE
Information Patent Application
Pickup lens with phase compensator and optical pickup apparatus usi...
- Publication number 20060083122
- Publication date Apr 20, 2006
- Hitachi Maxell, Ltd.
- Koichiro Wakabayashi
- G11 - INFORMATION STORAGE
Information Patent Application
Optical pickup system, optical head, optical disk apparatus, antire...
- Publication number 20060018234
- Publication date Jan 26, 2006
- Hitachi Maxell, Ltd.
- Yasuyuki Sugi
- G02 - OPTICS
Information Patent Application
Optical pickup system, optical head, optical disk apparatus, and ob...
- Publication number 20060018237
- Publication date Jan 26, 2006
- Hitachi Maxell, Ltd.
- Yasuyuki Sugi
- G02 - OPTICS
Information Patent Application
Optical information reproducing method
- Publication number 20030193860
- Publication date Oct 16, 2003
- Shigeru Nakamura
- G11 - INFORMATION STORAGE
Information Patent Application
Optical information reproducing method
- Publication number 20020126599
- Publication date Sep 12, 2002
- Shigeru Nakamura
- G11 - INFORMATION STORAGE

Koichiro Wakabayashi

Person

Patents Grantslast 30 patents

Pickup lens with phase compensator and optical pickup apparatus usi...

Optical pickup lens and optical pickup apparatus

Optical pickup system, optical head, optical disk apparatus, and ob...

Pickup lens with phase compensator and optical pickup apparatus usi...

Information recording medium, information recording/reproducing hea...

Optical information reproducing method for reproducing information...

Optical information reproducing method in which either a first edge...

Optical information reproducing device

Patents Applicationslast 30 patents

PICKUP LENS WITH PHASE COMPENSATOR AND OPTICAL PICKUP APPARATUS USI...

Objective lens optical system and light beam splitting element

Objective lens optical system

Objective lens and optical pickup system

Objective lens and optical pickup apparatus using the same

Optical pickup lens and optical pickup apparatus

Pickup lens with phase compensator and optical pickup apparatus usi...

Optical pickup system, optical head, optical disk apparatus, antire...

Optical pickup system, optical head, optical disk apparatus, and ob...

Optical information reproducing method

Optical information reproducing method