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Timothy A. Madsen
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Bloomington, MN, US
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Patents Grants
last 30 patents
Information
Patent Grant
Method and apparatus for testing a magnetic head
Patent number
6,512,367
Issue date
Jan 28, 2003
Seagate Technology LLC
Hua Liu
G11 - INFORMATION STORAGE
Information
Patent Grant
Performance based write current optimization process
Patent number
5,600,500
Issue date
Feb 4, 1997
Seagate Technology, Inc.
Timothy A. Madsen
G11 - INFORMATION STORAGE
Information
Patent Grant
AC timing asymmetry reduction circuit including summing DC offset v...
Patent number
5,469,305
Issue date
Nov 21, 1995
Seagate Technology, Inc.
Timothy A. Madsen
G11 - INFORMATION STORAGE
Information
Patent Grant
Thin film head with contoured pole face edges for undershoot reduction
Patent number
5,406,434
Issue date
Apr 11, 1995
Seagate Technology, Inc.
Nurul Amin
G11 - INFORMATION STORAGE
Information
Patent Grant
Vertical contact - canted magnet magnetoresistive sensor
Patent number
5,381,291
Issue date
Jan 10, 1995
Seagate Technology, Inc.
Timothy A. Madsen
G11 - INFORMATION STORAGE
Information
Patent Grant
Capacitor assisted low voltage write circuit
Patent number
5,331,479
Issue date
Jul 19, 1994
Seagate Technology, Inc.
Timothy A. Madsen
G11 - INFORMATION STORAGE
Information
Patent Grant
Method of making a thin film head with contoured pole face edges fo...
Patent number
5,137,750
Issue date
Aug 11, 1992
Seagate Technology, Inc.
Nurul Amin
G11 - INFORMATION STORAGE
Information
Patent Grant
Thin film head on ferrite substrate with inclined top pole
Patent number
5,130,877
Issue date
Jul 14, 1992
Seagate Technology, Inc.
Wei C. Hsie
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Patents Applications
last 30 patents
Information
Patent Application
Method and apparatus for testing a magnetic head
Publication number
20020041183
Publication date
Apr 11, 2002
Hua Liu
G11 - INFORMATION STORAGE