Koichi HIROSE

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Yokohama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Information recording medium, address generation and detection meth...
- Patent number 8,488,437
- Issue date Jul 16, 2013
- Hitachi Consumer Electronics Co., Ltd.
- Akio Fukushima
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical recording medium capable of increasing the number of wobble...
- Patent number 8,331,214
- Issue date Dec 11, 2012
- Hitachi Consumer Electronics Co., Ltd.
- Akio Fukushima
- G11 - INFORMATION STORAGE
Information Patent Grant
Address generating and detecting method and reproducing and recordi...
- Patent number 8,289,820
- Issue date Oct 16, 2012
- Hitachi Consumer Electronics Co., Ltd.
- Masakazu Ikeda
- G11 - INFORMATION STORAGE
Information Patent Grant
Address generating and detecting method and reproducing and recordi...
- Patent number 8,159,906
- Issue date Apr 17, 2012
- Hitachi Consumer Electronics Co., Ltd.
- Masakazu Ikeda
- G11 - INFORMATION STORAGE
Information Patent Grant
Optical pickup and optical disk driving apparatus using the same
- Patent number 7,889,625
- Issue date Feb 15, 2011
- Hitachi Media Electronics Co., Ltd.
- Fumio Isshiki
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic recording and reproducing apparatus
- Patent number 5,121,265
- Issue date Jun 9, 1992
- Hitachi, Ltd.
- Koichi Hirose
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
INFORMATION RECORDING MEDIUM, ADDRESS GENERATION AND DETECTION METH...
- Publication number 20130044578
- Publication date Feb 21, 2013
- HITACHI CONSUMER ELECTRONICS CO., LTD.
- Akio FUKUSHIMA
- G11 - INFORMATION STORAGE
Information Patent Application
ADDRESS GENERATING AND DETECTING METHOD AND REPRODUCING AND RECORDI...
- Publication number 20120166704
- Publication date Jun 28, 2012
- HITACHI CONSUMER ELECTRONICS CO., LTD.
- Masakazu IKEDA
- G11 - INFORMATION STORAGE
Information Patent Application
ADDRESS GENERATING AND DETECTING METHOD AND REPRODUCING AND RECORDI...
- Publication number 20100214885
- Publication date Aug 26, 2010
- Masakazu Ikeda
- G11 - INFORMATION STORAGE
Information Patent Application
INFORMATION RECORDING MEDIUM, ADDRESS GENERATION AND DETECTION METH...
- Publication number 20100214898
- Publication date Aug 26, 2010
- Akio Fukushima
- G11 - INFORMATION STORAGE
Information Patent Application
Optical Pickup and Optical Disk Driving Apparatus Using the Same
- Publication number 20090161525
- Publication date Jun 25, 2009
- Hitachi Media Electronics Co., Ltd.
- Fumio Isshiki
- G11 - INFORMATION STORAGE