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Douglas E. Morrissey
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Exton, PA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Method and apparatus for initiating execution of an application pro...
Patent number
6,687,818
Issue date
Feb 3, 2004
Unisys Corporation
Penny L. Svenkeson
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method and apparatus for routing interrupts in a clustered multipro...
Patent number
6,665,761
Issue date
Dec 16, 2003
Unisys Corporation
Penny L. Svenkeson
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Directory-based cache coherency system supporting multiple instruct...
Patent number
6,587,931
Issue date
Jul 1, 2003
Unisys Corporation
Mitchell A. Bauman
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Directory based cache coherency system supporting multiple instruct...
Patent number
6,438,659
Issue date
Aug 20, 2002
Unisys Corporation
Mitchell A. Bauman
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
System and method for avoiding deadlocks utilizing split lock opera...
Patent number
6,389,515
Issue date
May 14, 2002
Unisys Corporation
Joseph S. Schibinger
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Computer system and method for operating multiple operating systems...
Patent number
6,314,501
Issue date
Nov 6, 2001
Unisys Corporation
Robert C. Gulick
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
System and method for avoiding deadlocks utilizing split lock opera...
Patent number
6,092,156
Issue date
Jul 18, 2000
Unisys Corporation
Joseph S. Schibinger
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Computer system including plural caches and utilizing access histor...
Patent number
6,052,760
Issue date
Apr 18, 2000
Unisys Corporation
Mitchell A. Bauman
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
System and method for providing speculative arbitration for transfe...
Patent number
6,049,845
Issue date
Apr 11, 2000
Unisys Corporation
Mitchell A. Bauman
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Message flow protocol for avoiding deadlocks
Patent number
6,014,709
Issue date
Jan 11, 2000
Unisys Corporation
Robert C. Gulick
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Serial I/O channel having dependent and synchronous sources of cont...
Patent number
5,832,310
Issue date
Nov 3, 1998
Unisys Corporation
Douglas E. Morrissey
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Serial I/O channel having independent and asynchronous facilities w...
Patent number
5,553,302
Issue date
Sep 3, 1996
Unisys Corporation
Douglas E. Morrissey
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
I/O subsystem with header and error detection code generation and c...
Patent number
5,463,762
Issue date
Oct 31, 1995
Unisys Corporation
Douglas E. Morrissey
G06 - COMPUTING CALCULATING COUNTING