Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11169505 | Constant input resistance for redundant input modules employed in high availability systems | Edward C. Hopsecger, Rajesh Shah | 2021-11-09 |
| 10475612 | Electrical relay system with failure detection | Rain Jilin Zhang, Edward C. Hopsecger | 2019-11-12 |
| 10474120 | Systems and methods for redundant monitoring of electrical property in high availability systems | Edward C. Hopsecger | 2019-11-12 |
| 10158358 | Low-power dissipation input circuit | Terry Deloria | 2018-12-18 |
| 10154603 | Input/output module bus contact system and method | Nathan J. Molnar, David S. Wehrle, Douglas R. Bodmann, Robert J. Hager, Robert J. Kretschmann +2 more | 2018-12-11 |
| 10028404 | Adaptable automation control module with integrated power bus distributor | David S. Wehrle, Robert J. Hager, Robert J. Kretschmann, Nathan J. Molnar, Gregg M. Sichner | 2018-07-17 |
| 9651931 | Industrial control system with integrated circuit elements partitioned for functional safety and employing watchdog timing circuits | Edward C. Hopsecger | 2017-05-16 |
| 9483928 | Input/output circuits and devices having physically corresponding status indicators | Nathan J. Molnar, David S. Wehrle, Douglas R. Bodmann, Robert J. Kretschmann, Gregg M. Sichner +1 more | 2016-11-01 |
| 9411614 | Input/output devices having reconfigurable functionality | Robert J. Kretschmann, David S. Wehrle, Gregg M. Sichner | 2016-08-09 |
| 9106019 | Input/output devices having re-configurable functionality | Robert J. Kretschmann, David S. Wehrle, Gregg M. Sichner | 2015-08-11 |
| 9077108 | Input/output module bus contact system and method | Nathan J. Molnar, David S. Wehrle, Douglas R. Bodmann, Robert J. Hager, Robert J. Kretschmann +2 more | 2015-07-07 |
| 9059539 | Systems and methods for coupling input/output devices | Douglas R. Bodmann, David S. Wehrle, Robert J. Kretschmann, Nathan J. Molnar, Gregg M. Sichner | 2015-06-16 |
| 9055688 | Input/output circuits having status indicators aligned with respective terminals | Nathan J. Molnar, David S. Wehrle, Douglas R. Bodmann, Robert J. Kretschmann, Gregg M. Sichner +1 more | 2015-06-09 |
| 9055687 | Input/output circuits and devices having physically corresponding status indicators | Nathan J. Molnar, David S. Wehrle, Douglas R. Bodmann, Robert J. Kretschmann, Gregg M. Sichner +1 more | 2015-06-09 |
| 9024486 | Adaptable automation control module with integrated power bus distributor | David S. Wehrle, Robert J. Hager, Robert J. Kretschmann, Nathan J. Molnar, Gregg M. Sichner | 2015-05-05 |
| 8981756 | Adaptive threshold voltage for frequency input modules | — | 2015-03-17 |
| 8628004 | Automation control system components with electronic keying features | David S. Wehrle, Douglas R. Bodmann, Robert J. Kretschmann, Gregg M. Sichner | 2014-01-14 |
| 8579639 | Systems and methods for coupling input/output devices | Douglas R. Bodmann, David S. Wehrle, Robert J. Kretschmann, Nathan J. Molnar, Gregg M. Sichner | 2013-11-12 |
| 8055814 | Universal safety I/O module | Gregg M. Sichner | 2011-11-08 |
| 7742492 | Real time data expansion for distributed I/O | — | 2010-06-22 |
| 7596635 | Method and apparatus for providing redundant I/O adapters in machine and process controllers | Timothy Siorek, Yas Harasawa, Robert J. Kretschmann | 2009-09-29 |
| 7319406 | System and method of channel serialization in a safety I/O product | Edward C. Hopsecger, Anthony G. Gibart, David A. Vasko | 2008-01-15 |
| 7236342 | In-line passive barrier for intrinsically safe communication network | Ulrich Behrens, Guenter Gabriel, Robert J. Kretschmann, Paraj Jivan Kayande, Robin Slater | 2007-06-26 |