Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11852691 | Input/output (IO) module power supply with online load test capability | John O'Connell | 2023-12-26 |
| 11169505 | Constant input resistance for redundant input modules employed in high availability systems | Joseph G. Vazach, Rajesh Shah | 2021-11-09 |
| 10475612 | Electrical relay system with failure detection | Rain Jilin Zhang, Joseph G. Vazach | 2019-11-12 |
| 10474120 | Systems and methods for redundant monitoring of electrical property in high availability systems | Joseph G. Vazach | 2019-11-12 |
| 9651931 | Industrial control system with integrated circuit elements partitioned for functional safety and employing watchdog timing circuits | Joseph G. Vazach | 2017-05-16 |
| 9030188 | Wide range, high resolution frequency monitor | David R. Goodnetter | 2015-05-12 |
| 7587251 | Remote monitoring and control of an I/O module | — | 2009-09-08 |
| 7319406 | System and method of channel serialization in a safety I/O product | Joseph G. Vazach, Anthony G. Gibart, David A. Vasko | 2008-01-15 |
| 7205818 | Current loop drive module with dynamic compliance voltage | — | 2007-04-17 |
| 6308231 | Industrial control systems having input/output circuits with programmable input/output characteristics | Steven M. Galecki, Frank J. Goforth | 2001-10-23 |
| 6298393 | Industrial control systems having input/output circuits with programmable input/output characteristics | — | 2001-10-02 |
| 6225825 | Industrial control systems having input/output circuits with programmable input/output characteristics | — | 2001-05-01 |