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Robert A. Kohtz
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St. Joseph, MI, US
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Patents Grants
last 30 patents
Information
Patent Grant
Multiprocessor system for enabling shared access to a memory
Patent number
6,161,162
Issue date
Dec 12, 2000
NEC Corporation
David T. DeRoo
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Protected address range in an electrically erasable programmable re...
Patent number
6,009,495
Issue date
Dec 28, 1999
Packard Bell NEC
David T. DeRoo
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method for warm boot from reset
Patent number
5,872,967
Issue date
Feb 16, 1999
Packard Bell NEC
David T. DeRoo
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method to store privileged data within the primary CPU memory space
Patent number
5,867,655
Issue date
Feb 2, 1999
Packard Bell NEC
David T. DeRoo
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Apparatus to allow a CPU to control the relocation of code blocks f...
Patent number
5,822,601
Issue date
Oct 13, 1998
Packard Bell NEC
David T. DeRoo
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Write inhibited registers
Patent number
5,752,063
Issue date
May 12, 1998
Packard Bell NEC
David T. DeRoo
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Hardware based interface for emulation of a standard system control...
Patent number
5,696,987
Issue date
Dec 9, 1997
Packard Bell NEC Inc.
David J. DeLisle
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Control system for a multiple mode standard parallel port for a per...
Patent number
5,636,348
Issue date
Jun 3, 1997
Zenith Data Systems Corporation
Clark L. Buxton
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Hardware based interface for mode switching to access memory above...
Patent number
RE35480
Issue date
Mar 18, 1997
Zenith Data Systems Corporation
David J. DeLisle
395 -
Information
Patent Grant
Method to prevent data loss in an electrically erasable read only m...
Patent number
5,596,713
Issue date
Jan 21, 1997
Zenith Data Systems Corporation
David T. DeRoo
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method and control circuit for measuring the temperature of an inte...
Patent number
5,498,971
Issue date
Mar 12, 1996
Zenith Data Systems Corporation
Robert R. Turnbull
G01 - MEASURING TESTING
Information
Patent Grant
Control system and method for multiple rate disk drive data transfe...
Patent number
5,291,588
Issue date
Mar 1, 1994
Zenith Data Systems Corporation
Robert A. Kohtz
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Hardware based interface for mode switching to access memory above...
Patent number
5,283,889
Issue date
Feb 1, 1994
Zenith Data Systems Corporation
David J. DeLisle
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
External expansion bus interface
Patent number
5,123,092
Issue date
Jun 16, 1992
Zenith Data Systems Corporation
Clark Buxton
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Memory usage system
Patent number
5,042,003
Issue date
Aug 20, 1991
Zenith Data Systems Corporation
Steve L. Belt
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Heat-exchange panel for portable computer
Patent number
4,980,848
Issue date
Dec 25, 1990
Zenith Data Systems Corporation
Wayne L. Griffin
G06 - COMPUTING CALCULATING COUNTING