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Tomoo Iizumi
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Furukawa, JP
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last 30 patents
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Patent Grant
Method for detecting zero track
Patent number
4,876,618
Issue date
Oct 24, 1989
Alps Electric Co., Ltd.
Jun Ide
G11 - INFORMATION STORAGE
Information
Patent Grant
Method for recorrecting head position in a disk drive
Patent number
4,860,131
Issue date
Aug 22, 1989
Alps Electric Co., Ltd.
Toru Kowaguchi
G11 - INFORMATION STORAGE
Information
Patent Grant
Disk driving device
Patent number
4,847,704
Issue date
Jul 11, 1989
Alps Electric Co., Ltd.
Tomoo Iizumi
G11 - INFORMATION STORAGE
Information
Patent Grant
Information recording disk
Patent number
4,839,753
Issue date
Jun 13, 1989
Alps Electric Co., Ltd.
Jun Ide
G11 - INFORMATION STORAGE