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Lyle R. Tufty
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Elgin, MN, US
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last 30 patents
Information
Patent Grant
Structure and enclosure assembly for a disk drive
Patent number
6,285,524
Issue date
Sep 4, 2001
International Business Machines Corporation
Jeffrey Fred Boigenzahn
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Enclosure assembly for a disk with a locational and retention cast...
Patent number
5,872,678
Issue date
Feb 16, 1999
International Business Machines Corporation
Jeffrey Fred Boigenzahn
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Structure and enclosure assembly for a disk drive
Patent number
5,872,679
Issue date
Feb 16, 1999
International Business Machines Corporation
Jeffrey Fred Boigenzahn
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Structure and enclosure assembly for a disk drive
Patent number
5,539,595
Issue date
Jul 23, 1996
International Business Machines Corporation
John L. Beck
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Head-disk enclosure assembly for a magnetic disk storage device
Patent number
5,060,095
Issue date
Oct 22, 1991
International Business Machines Corporation
James M. Rigotti
G11 - INFORMATION STORAGE
Information
Patent Grant
Integrated electronic card-frame assembly for a rigid disk drive
Patent number
5,038,239
Issue date
Aug 6, 1991
International Business Machines Corporation
Gerald M. Vettel
G11 - INFORMATION STORAGE
Information
Patent Grant
Noninfluencing fastener for disk drives
Patent number
4,945,435
Issue date
Jul 31, 1990
International Business Machines Corporation
Jeffrey F. Boigenzahn
G11 - INFORMATION STORAGE
Information
Patent Grant
Alternately centered disk pack assembly and method
Patent number
4,683,505
Issue date
Jul 28, 1987
International Business Machines Corporation
Laurence J. Schmidt
G11 - INFORMATION STORAGE
Information
Patent Grant
Precision spindle
Patent number
4,676,672
Issue date
Jun 30, 1987
International Business Machines Corporation
Lyle R. Tufty
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...