Masayoshi Fujita

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Patents Grantslast 30 patents

Information Patent Grant
Magnetic head unit, with coil winding arrangement to allow for spec...
- Patent number 6,166,887
- Issue date Dec 26, 2000
- Sony Corporation
- Kiyoshi Hasegawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Magnetic disc apparatus with a magnetic space member
- Patent number 6,084,748
- Issue date Jul 4, 2000
- Sony Corporation
- Wataru Ito
- G11 - INFORMATION STORAGE
Information Patent Grant
Geomagnetic direction sensor
- Patent number 5,564,194
- Issue date Oct 15, 1996
- Sony Corporation
- Masayoshi Fujita
- G01 - MEASURING TESTING
Information Patent Grant
Magnetic head
- Patent number 5,296,991
- Issue date Mar 22, 1994
- Sony Corporation
- Masayoshi Fujita
- G11 - INFORMATION STORAGE