Hideo Ohnuki

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Laser drive integrated circuit and optical disk apparatus using the...
- Patent number 6,687,208
- Issue date Feb 3, 2004
- Hitachi, Ltd.
- Akihiro Asada
- G11 - INFORMATION STORAGE
Information Patent Grant
Laser drive integrated circuit and optical disk apparatus using the...
- Patent number 6,674,702
- Issue date Jan 6, 2004
- Hitachi, Ltd.
- Akihiro Asada
- G11 - INFORMATION STORAGE
Information Patent Grant
Laser drive integrated circuit and optical disk apparatus using the...
- Patent number 6,483,791
- Issue date Nov 19, 2002
- Hitachi, Ltd.
- Akihiro Asada
- G11 - INFORMATION STORAGE
Information Patent Grant
Branching filter, branching filter module and radio commnication ap...
- Patent number 5,554,960
- Issue date Sep 10, 1996
- Hitachi, Ltd.
- Hideo Ohnuki
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Saw filter and mobile telephone using same
- Patent number 5,130,681
- Issue date Jul 14, 1992
- Hitachi, Ltd.
- Hideo Ohnuki
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Device for displacing a pickup head in multi-axial directions
- Patent number 4,592,037
- Issue date May 27, 1986
- Hitachi, Ltd.
- Hideo Ohnuki
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Laser drive integrated circuit and optical disk apparatus using the...
- Publication number 20030151995
- Publication date Aug 14, 2003
- Akihiro Asada
- G11 - INFORMATION STORAGE
Information Patent Application
Laser drive integrated circuit and optical disk apparatus using the...
- Publication number 20020080702
- Publication date Jun 27, 2002
- Akihiro Asada
- G11 - INFORMATION STORAGE