Steven M. O'Brien

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Norristown, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for ensuring data integrity
- Patent number 6,505,307
- Issue date Jan 7, 2003
- Unisys Corporation
- Jeffrey A. Stell
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Dual operating system computer
- Patent number 5,278,973
- Issue date Jan 11, 1994
- Unisys Corporation
- Steven M. O'Brien
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
N-byte stack-oriented CPU using a byte-selecting control for enhanc...
- Patent number 5,179,691
- Issue date Jan 12, 1993
- Unisys Corporation
- Steven M. O'Brien
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Programmable data communications controller
- Patent number 5,063,494
- Issue date Nov 5, 1991
- Unisys Corporation
- Dennis J. Davidowski
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
High speed byte shifter for a bi-directional data bus
- Patent number 4,437,166
- Issue date Mar 13, 1984
- Sperry Corporation
- Steven M. O'Brien
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
High speed processing restarting apparatus
- Patent number 4,386,401
- Issue date May 31, 1983
- Sperry Corporation
- Steven M. O'Brien
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
High speed byte shifter error checking circuits
- Patent number 4,348,742
- Issue date Sep 7, 1982
- Sperry Corporation
- Steven M. O'Brien
- G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

Information Patent Application
RAPID NETWORK DATA STORAGE TIERING SYSTEM AND METHODS
- Publication number 20140122778
- Publication date May 1, 2014
- Unisys Corporation
- Steven Michael O'Brien
- G06 - COMPUTING CALCULATING COUNTING