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Eindhoven, NL
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Patents Grants
last 30 patents
Information
Patent Grant
Method of manufacturing a magnetic head
Patent number
6,238,731
Issue date
May 29, 2001
U.S. Philips Corporation
Jacobus J. M. Ruigrok
G11 - INFORMATION STORAGE
Information
Patent Grant
Thin-film magnetic head and method of manufacturing the magnetic head
Patent number
6,205,007
Issue date
Mar 20, 2001
U.S. Philips Corporation
Jacobus J. M. Ruigrok
G11 - INFORMATION STORAGE
Information
Patent Grant
Method of post-etching a mechanically treated substrate
Patent number
6,045,715
Issue date
Apr 4, 2000
U.S. Philips Corporation
Gijsbertus A. C. M. Spierings
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Magnetic head having a multilayer structure and method of manufactu...
Patent number
6,028,749
Issue date
Feb 22, 2000
U.S. Philips Corporation
Lambertus Postma
G11 - INFORMATION STORAGE
Information
Patent Grant
System comprising a magnetic head, measuring device and a current d...
Patent number
5,933,298
Issue date
Aug 3, 1999
U.S. Philips Corporation
Lambertus Postma
G11 - INFORMATION STORAGE
Information
Patent Grant
Method of manufacturing a thin-film magnetic head, and magnetic hea...
Patent number
5,764,453
Issue date
Jun 9, 1998
U.S. Philips Corporation
Lambertus Postma
G11 - INFORMATION STORAGE
Information
Patent Grant
Method of polishing a surface of a noble metal
Patent number
5,637,028
Issue date
Jun 10, 1997
U.S. Philips Corporation
Jan Haisma
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Method of polishing a surface of copper or an alloy comprising main...
Patent number
5,622,525
Issue date
Apr 22, 1997
U.S. Philips Corporation
Jan Haisma
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Method of manufacturing a thin-film magnetic head
Patent number
5,531,016
Issue date
Jul 2, 1996
U.S. Philips Corporation
Lambertus Postma
G11 - INFORMATION STORAGE
Information
Patent Grant
Method of manufacturing a thin-film magnetic head
Patent number
5,483,735
Issue date
Jan 16, 1996
U.S. Philips Corporation
Lambertus Postma
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic head having a step-shaped gap
Patent number
4,651,249
Issue date
Mar 17, 1987
U.S. Philips Corporation
Thijs W. Bril
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetoresistive head
Patent number
4,425,593
Issue date
Jan 10, 1984
U.S. Philips Corporation
Lambertus Postma
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Information
Patent Grant
Method of manufacturing a thin-film magnetic head with a nickel-iro...
Patent number
4,239,587
Issue date
Dec 16, 1980
U.S. Philips Corporation
Gerrit J. Koel
G11 - INFORMATION STORAGE
Information
Patent Grant
Method of manufacturing a magnetic device
Patent number
4,238,277
Issue date
Dec 9, 1980
U.S. Philips Corporation
Thijs W. Bril
G11 - INFORMATION STORAGE
Information
Patent Grant
Forming electrically insulating layers by sputter deposition
Patent number
4,176,016
Issue date
Nov 27, 1979
U.S. Philips Corporation
Gerrit J. Koel
G11 - INFORMATION STORAGE
Information
Patent Grant
Method of manufacturing electrically conductive metal layers on sub...
Patent number
4,084,968
Issue date
Apr 18, 1978
U.S. Philips Corporation
Casper Johannes Gerardus Ferdinand Janssen
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...