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David C. Paurus
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Byron, MN, US
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Patents Grants
last 30 patents
Information
Patent Grant
Self-cleaning colloidal slurry composition and process for finishin...
Patent number
7,416,680
Issue date
Aug 26, 2008
International Business Machines Corporation
Frederick Paul Benning
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Self-cleaning colloidal slurry composition and process for finishin...
Patent number
7,390,423
Issue date
Jun 24, 2008
International Business Machines Corporation
Frederick Paul Benning
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Process for producing glass disk substrates for magnetically record...
Patent number
7,070,703
Issue date
Jul 4, 2006
Hitachi Global Storage Technologies Netherlands B.V.
Frederick P. Benning
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Edge finishing process for glass or ceramic disks used in disk driv...
Patent number
6,991,521
Issue date
Jan 31, 2006
Hitachi Global Storage Technologies Netherlands B.V.
James A. Hagan
B24 - GRINDING POLISHING
Information
Patent Grant
Edge finishing process for glass or ceramic disks used in disk driv...
Patent number
6,860,795
Issue date
Mar 1, 2005
Hitachi Global Storage Technologies Netherlands B.V.
James A. Hagan
B24 - GRINDING POLISHING
Information
Patent Grant
Method of polishing disks
Patent number
6,752,687
Issue date
Jun 22, 2004
International Business Machines Corporation
Frederick P. Benning
B24 - GRINDING POLISHING
Patents Applications
last 30 patents
Information
Patent Application
Self-cleaning colloidal slurry composition and process for finishin...
Publication number
20050127318
Publication date
Jun 16, 2005
International Business Machines Corporation
Frederick Paul Benning
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Glass or ceramic disk which is not chemically strengthened for use...
Publication number
20050123709
Publication date
Jun 9, 2005
Hitachi Global Storage Technologies Netherlands B.V.
James A. Hagan
B24 - GRINDING POLISHING
Information
Patent Application
Edge finishing process for glass or ceramic disks used in disk driv...
Publication number
20050124265
Publication date
Jun 9, 2005
Hitachi Global Storage Technologies Netherlands B.V.
James A. Hagan
B24 - GRINDING POLISHING
Information
Patent Application
Self-cleaning colloidal slurry composition and process for finishin...
Publication number
20050098758
Publication date
May 12, 2005
International Business Machines Corporation
Frederick Paul Benning
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Circumferential polishing and/or surface cleaning process for glass...
Publication number
20030217989
Publication date
Nov 27, 2003
Internatonal Business Machines Corporation
Frederick P. Benning
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
Self-cleaning colloidal slurry composition and process for finishin...
Publication number
20030073385
Publication date
Apr 17, 2003
International Business Machines Corporation
Frederick Paul Benning
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Application
Edge finishing process for glass or ceramic disks used in disk driv...
Publication number
20030054736
Publication date
Mar 20, 2003
International Business Machines Corporation
James A. Hagan
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
Method of polishing disks
Publication number
20020160689
Publication date
Oct 31, 2002
International Business Machines Corporation
Frederick P. Benning
B24 - GRINDING POLISHING