Patent | Date |
---|
System And Method Of Communicating Data Over High Availability Industrial Control Systems App 20220113707 - Balasubramanian; Sivaram ;   et al. | 2022-04-14 |
System And Method Of Communicating Safety Data Over High Availability Industrial Control Systems App 20220050451 - Stay; Nicholas L. ;   et al. | 2022-02-17 |
System and method of communicating data over high availability industrial control systems Grant 11,221,612 - Balasubramanian , et al. January 11, 2 | 2022-01-11 |
System And Method Of Communicating Unconnected Messages Over High Availability Industrial Control Systems App 20210223761 - Flood; Mark A. | 2021-07-22 |
High availability industrial automation system having primary and secondary industrial automation controllers and method of communicating information over the same Grant 11,022,962 - Flood June 1, 2 | 2021-06-01 |
High availability industrial automation controller and method of operating the same Grant 10,901,399 - Flood January 26, 2 | 2021-01-26 |
High Availability Industrial Automation Controller and Method of Operating the Same App 20200103860 - Flood; Mark A. | 2020-04-02 |
High Availability Industrial Automation System Having Primary and Secondary Industrial Automation Controllers and Method of Comm App 20200103861 - Flood; Mark A. | 2020-04-02 |
System and Method of Communicating Data Over High Availability Industrial Control Systems App 20200033840 - Balasubramanian; Sivaram ;   et al. | 2020-01-30 |
Redundant, multitasking industrial controllers with synchronized data tables Grant 6,411,857 - Flood June 25, 2 | 2002-06-25 |
Redundant industrial controller storing module and chassis level redundancy status Grant 5,997,166 - Flood December 7, 1 | 1999-12-07 |
Redundant processor controller providing upgrade recovery Grant 5,966,301 - Cook , et al. October 12, 1 | 1999-10-12 |
Industrial controller having redundancy and using connected messaging and connection identifiers to enable rapid switchover without requiring new connections to be opened or closed at switchover Grant 5,963,448 - Flood , et al. October 5, 1 | 1999-10-05 |
Industrial controller with program synchronized updating of back-up controller Grant 5,933,347 - Cook , et al. August 3, 1 | 1999-08-03 |
Redundant multitasking industrial controllers synchronized data tables Grant 5,912,814 - Flood June 15, 1 | 1999-06-15 |
Programmable controller backup system Grant 5,777,874 - Flood , et al. July 7, 1 | 1998-07-07 |
Parallel processing in a multitasking industrial controller Grant 5,627,745 - Flood May 6, 1 | 1997-05-06 |
Programmable controller with time periodic communication Grant 5,428,526 - Flood , et al. June 27, 1 | 1995-06-27 |
Programmable controller having a stored program with both machine language instructions and source code data Grant 5,287,548 - Flood , et al. February 15, 1 | 1994-02-15 |
Programmable controller with multiple priority level task processing Grant 5,193,189 - Flood , et al. March 9, 1 | 1993-03-09 |
Programmable controller with multiple task processors Grant 4,937,777 - Flood , et al. June 26, 1 | 1990-06-26 |
Programmable controller with a dual intermodule message system Grant 4,876,664 - Bittorf , et al. October 24, 1 | 1989-10-24 |
Communication network polling technique Grant 4,829,297 - Ilg , et al. May 9, 1 | 1989-05-09 |
Programmable controller with back-up capability Grant 4,521,871 - Galdun , et al. June 4, 1 | 1985-06-04 |