Inventor
COOK WILLIAM B
US12 patents
⚠️ This page may combine multiple inventors who share the name “COOK WILLIAM B”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ALLEN BRADLEY CO
7 patentsUS5966304AOct 12, 1999
Redundant automation controller permitting replacement of components during operation
ALLEN BRADLEY CO104 citations97
US5933347AAug 3, 1999
Industrial controller with program synchronized updating of back-up controller
ALLEN BRADLEY CO62 citations96
US5966301AOct 12, 1999
Redundant processor controller providing upgrade recovery
ALLEN BRADLEY CO72 citations94
US5777874AJul 7, 1998
Programmable controller backup system
ALLEN BRADLEY CO244 citations94
US5392424AFeb 21, 1995
Apparatus for detecting parity errors among asynchronous digital signals
ALLEN BRADLEY CO29 citations92
US5313386AMay 17, 1994
Programmable controller with backup capability
ALLEN BRADLEY CO74 citations92
US5966300AOct 12, 1999
Redundant automation controller with deductive power-up
ALLEN BRADLEY CO28 citations91
ROCKWELL AUTOMATION TECH INC
4 patentsUS9881160B2Jan 30, 2018
Methods for firmware signature
ROCKWELL AUTOMATION TECH INC5 citations82
US9122876B2Sep 1, 2015
Methods for firmware signature
ROCKWELL AUTOMATION TECH INC4 citations82
US8738894B2May 27, 2014
Methods for firmware signature
ROCKWELL AUTOMATION TECH INC3 citations61
US8364291B2Jan 29, 2013
Method and apparatus for providing redundancy in an industrial control system
ROCKWELL AUTOMATION TECH INC4 citations60