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Bruce Peter Kruger
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Oronoco, MN, US
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Patents Grants
last 30 patents
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
Disk drive actuator latch
Patent number
5,363,261
Issue date
Nov 8, 1994
International Business Machines Corporation
Eric A. Eckberg
G11 - INFORMATION STORAGE
Information
Patent Grant
Texturing the surface of a recording disk using particle impact
Patent number
5,268,207
Issue date
Dec 7, 1993
International Business Machines Corporation
Bruce P. Kruger
B24 - GRINDING POLISHING
Information
Patent Grant
Method for texturing magnetic disks
Patent number
4,973,496
Issue date
Nov 27, 1990
International Business Machines Corporation
Bruce P. Kruger
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
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
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