| Patent | Date |
|---|
Methods and apparatus to manage testing of a process control system
Grant 9,874,870 - Law , et al. January 23, 2 | 2018-01-23 |
Terminal blocks including integral safety relays having independently testable contacts
Grant 9,646,775 - Law , et al. May 9, 2 | 2017-05-09 |
Safety instrumented process control apparatus and methods
Grant 9,628,065 - Law , et al. April 18, 2 | 2017-04-18 |
Apparatus and methods to communicatively couple field devices to controllers in a process control system system
Grant 9,495,313 - Burr , et al. November 15, 2 | 2016-11-15 |
Methods And Apparatus To Detect Root Causes Of Alarm Patterns In Process Control Systems
App 20160328954 - Ramadoss; Vidya ; et al. | 2016-11-10 |
Apparatus and methods to communicatively couple field devices to controllers in a process control system
Grant 9,411,769 - Erni , et al. August 9, 2 | 2016-08-09 |
Methods and apparatus to configure a process control system using an electronic description language script
Grant 9,354,629 - Balentine , et al. May 31, 2 | 2016-05-31 |
Methods and apparatus to apply multiple trip limits to a device in a process control system
Grant 9,239,576 - Bellville , et al. January 19, 2 | 2016-01-19 |
Integrated unified threat management for a process control system
Grant 9,130,980 - Law , et al. September 8, 2 | 2015-09-08 |
Methods, apparatus, and articles of manufacture to provide firewalls for process control systems
Grant 9,100,437 - Huba , et al. August 4, 2 | 2015-08-04 |
Apparatus and methods to communicatively couple field devices to controllers in a process control system
Grant 9,083,548 - Holmes , et al. July 14, 2 | 2015-07-14 |
Apparatus And Methods To Communicatively Couple Field Devices To Controllers In A Process Control System
App 20150127876 - Erni; Klaus ; et al. | 2015-05-07 |
Removable security modules and related methods
Grant 8,977,851 - Neitzel , et al. March 10, 2 | 2015-03-10 |
Integrated bus controller and power supply device for use in a process control system
Grant 8,949,665 - Law , et al. February 3, 2 | 2015-02-03 |
Flexible input/output devices for use in process control systems
Grant 8,761,196 - Law , et al. June 24, 2 | 2014-06-24 |
Apparatus and methods to communicatively couple field devices to controllers in a process control system
Grant 8,762,618 - Burr , et al. June 24, 2 | 2014-06-24 |
Apparatus And Methods To Communicatively Couple Field Devices To Controllers In A Process Control System
App 20140149630 - Burr; Kent Allan ; et al. | 2014-05-29 |
Safety Instrumented Process Control Apparatus And Methods
App 20140097700 - Law; Gary Keith ; et al. | 2014-04-10 |
Terminal Blocks Including Integral Safety Relays Having Independently Testable Contacts
App 20140097850 - LAw; Gary Keith ; et al. | 2014-04-10 |
Methods and apparatus to conceal portions of a visual object diagram in a process control system
Grant 8,689,118 - Hieb , et al. April 1, 2 | 2014-04-01 |
Methods And Apparatus To Apply Multiple Trip Limits To A Device In A Process Control System
App 20130218301 - Bellville; Keith Richard ; et al. | 2013-08-22 |
Apparatus And Methods To Communicatively Couple Field Devices To Controllers In A Process Control System
App 20130103877 - Burr; Kent Allan ; et al. | 2013-04-25 |
Methods, Apparatus, And Articles Of Manufacture To Provide Firewalls For Process Control Systems
App 20130081130 - Huba; Robert Kent ; et al. | 2013-03-28 |
Methods and apparatus to adjust control loop timing in a process control system
Grant 8,340,790 - Law , et al. December 25, 2 | 2012-12-25 |
Apparatus and methods to communicatively couple field devices to controllers in a process control system
Grant 8,332,567 - Burr , et al. December 11, 2 | 2012-12-11 |
Secure data write apparatus and methods for use in safety instrumented process control systems
Grant 8,233,998 - Wysuph , et al. July 31, 2 | 2012-07-31 |
Distributed equipment arbitration in a process control system
Grant 8,127,063 - Sherriff , et al. February 28, 2 | 2012-02-28 |
Methods And Apparatus To Manage Testing Of A Process Control System
App 20110054643 - Law; Gary Keith ; et al. | 2011-03-03 |
Methods And Apparatus To Adjust Control Loop Timing In A Process Control System
App 20110054640 - Law; Gary Keith ; et al. | 2011-03-03 |
Method for intercontroller communications in a safety instrumented system or a process control system
Grant 7,865,251 - Law , et al. January 4, 2 | 2011-01-04 |
Methods And Apparatus To Conceal Portions Of A Visual Object Diagram In A Process Control System
App 20100293495 - Hieb; Brandon ; et al. | 2010-11-18 |
Methods And Apparatus To Configure A Process Control System Using An Electronic Description Language Script
App 20100211197 - Balentine; James Randall ; et al. | 2010-08-19 |
Removable Security Modules And Related Methods
App 20100185857 - Neitzel; Lee Allen ; et al. | 2010-07-22 |
Apparatus And Methods To Communicatively Couple Field Devices To Controllers In A Process Control System
App 20100077111 - Holmes; David ; et al. | 2010-03-25 |
Methods and apparatus to configure process control system inputs and outputs
Grant 7,684,875 - Jundt , et al. March 23, 2 | 2010-03-23 |
Safety relay having independently testable contacts
Grant 7,582,989 - Burr , et al. September 1, 2 | 2009-09-01 |
Methods And Apparatus To Configure Process Control System Inputs And Outputs
App 20080189441 - Jundt; Larry Oscar ; et al. | 2008-08-07 |
Apparatus and methods to communicatively couple field devices to controllers in a process control system
App 20080126665 - Burr; Kent Allan ; et al. | 2008-05-29 |
Flexible input/output devices for use in process control systems
App 20080080395 - Law; Gary Keith ; et al. | 2008-04-03 |
Safety Relay Having Independently Testable Contacts
App 20080079318 - Burr; Kent Allan ; et al. | 2008-04-03 |
Secure data write apparatus and methods for use in safety instrumented process control systems
App 20060111794 - Wysuph; Alan Joe ; et al. | 2006-05-25 |
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