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Yoshiaki Kita
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Hitachinaka, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Magnetic disk apparatus with magnetic head having upper and lower m...
Patent number
6,661,606
Issue date
Dec 9, 2003
Hitachi, Ltd.
Masaaki Sano
G11 - INFORMATION STORAGE
Information
Patent Grant
Thin film magnetic head with electroplated Ni-Fe alloy thin film ha...
Patent number
6,490,131
Issue date
Dec 3, 2002
Hitachi, Ltd.
Masaaki Sano
G11 - INFORMATION STORAGE
Information
Patent Grant
Thin film magnetic head and assembled construction thereof
Patent number
6,385,009
Issue date
May 7, 2002
Hitachi, Ltd.
Masaaki Sano
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Thin film magnetic head with Ni-Fe alloy thin film
Patent number
6,262,867
Issue date
Jul 17, 2001
Hitachi, Ltd.
Masaaki Sano
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Thin film magnetic head with Ni-Fe alloy thin film
Patent number
6,118,628
Issue date
Sep 12, 2000
Hitachi, Ltd.
Masaaki Sano
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Service temperature connector and packaging structure of semiconduc...
Patent number
4,950,173
Issue date
Aug 21, 1990
Hitachi, Ltd.
Tetsuro Minemura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Thermal printing head
Patent number
4,907,015
Issue date
Mar 6, 1990
Hitachi, Ltd.
Toshiki Kaneko
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Information recording and reproducing apparatus having recording me...
Patent number
4,773,059
Issue date
Sep 20, 1988
Hitachi, Ltd.
Tetsuro Minemura
G11 - INFORMATION STORAGE
Information
Patent Grant
Recording material
Patent number
4,726,858
Issue date
Feb 23, 1988
Hitachi, Ltd.
Tetsuro Minemura
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
Magnetic disk apparatus
Publication number
20030123186
Publication date
Jul 3, 2003
Masaaki Sano
G11 - INFORMATION STORAGE
Information
Patent Application
Disk storage system, thin film magnetic head therefor and fabricati...
Publication number
20020154444
Publication date
Oct 24, 2002
Masaaki Sano
B82 - NANO-TECHNOLOGY
Information
Patent Application
Disk storage system, thin film magnetic head therefor and fabricati...
Publication number
20020008937
Publication date
Jan 24, 2002
Masaaki Sano
B82 - NANO-TECHNOLOGY