Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12140933 | System and method of communicating data over high availability industrial control systems | Sivaram Balasubramanian, Kendal R. Harris, Mark A. Flood, Kyle E. Neet, Scott A. Pierce +4 more | 2024-11-12 |
| 11927950 | System and method of communicating safety data over high availability industrial control systems | Nicholas L. Stay, Mark A. Flood, Chandresh R. Chaudhari, Chad J. Bohl, Sivaram Balasubramanian | 2024-03-12 |
| 11249839 | Method and apparatus for memory error detection | Joseph P. Izzo, Jonathan R. Engdahl, Benjamin H. Nave | 2022-02-15 |
| 11221612 | System and method of communicating data over high availability industrial control systems | Sivaram Balasubramanian, Kendal R. Harris, Mark A. Flood, Kyle E. Neet, Scott A. Pierce +4 more | 2022-01-11 |
| 10541917 | Method and system for data aggregation in an industrial communication protocol | Sivaram Balasubramanian, Jonathan D. Bradford, Kenwood H. Hall, Kendal R. Harris, Raymond R. Husted +6 more | 2020-01-21 |
| 9960997 | Method and system for data aggregation in an industrial communication protocol | Sivaram Balasubramanian, Jonathan D. Bradford, Kenwood H. Hall, Kendal R. Harris, Raymond R. Husted +6 more | 2018-05-01 |
| 9898611 | Method and apparatus for scrambling a high speed data transmission | Kenwood H. Hall, Robert E. Lounsbury | 2018-02-20 |
| 9197576 | Method and apparatus for allocating and prioritizing data transmission | Sivaram Balasubramanian, David A. Vasko, Anatoly Moldovansky, Kenwood H. Hall | 2015-11-24 |
| 8046588 | Audit trail in a programmable safety instrumented system via biometric signature(s) | James Edward Dogul, Richard Galera, George E. Rollins, Derek W. Jones, George K. Schuster +2 more | 2011-10-25 |
| 7366774 | Network delay monitor for safety control networks | David A. Vasko, Paul G. Kucharski, Joseph A. Lenner, Edward C. Korsberg | 2008-04-29 |
| 7328370 | Safety controller with simplified interface | Paul G. Kucharski, Joseph P. Izzo, Raymond Louis Buvel, Michael D. Kalan, Charles M. Rischar | 2008-02-05 |
| 7319406 | System and method of channel serialization in a safety I/O product | Joseph G. Vazach, Edward C. Hopsecger, David A. Vasko | 2008-01-15 |
| 7287184 | High speed synchronization in dual-processor safety controller | Paul G. Kucharski, Joseph P. Izzo, Michael D. Kalan, Charles M. Rischar | 2007-10-23 |
| 7203885 | Safety protocol for industrial controller | — | 2007-04-10 |
| 7117048 | Safety controller with safety response time monitoring | — | 2006-10-03 |
| 7076715 | Safety network using phantom address information | — | 2006-07-11 |
| 6484215 | System having I/O module number assignment utilizing module number signal line having pair of inputs adapted for receiving module number signal and propagation of module number signal down stream | Dennis G. Schneider, Makoto Shichi | 2002-11-19 |
| 6418027 | Programmable logic controller module assembly and locking system | Takao Suzuki, Yasuyuki Nakanishi, Michael S. Baran, Dennis G. Schneider, Joel C. Clemente +2 more | 2002-07-09 |
| 6349235 | Programmable logic controller system and method for module number assignment | Dennis G. Schneider, Makoto Shichi | 2002-02-19 |
| 6172875 | Programmable logic controller module assembly and locking system | Takao Suzuki, Yasuyuki Nakanishi, Michael S. Baran, Dennis G. Schneider, Joel C. Clemente +2 more | 2001-01-09 |
| 5986896 | Programmable controller having a system for reducing energy consumption of relay outputs | Jack L. Covault | 1999-11-16 |
| 5495588 | Programmable controller having joined relay language processor and general purpose processor | Kurt Knull | 1996-02-27 |
| 5378931 | Low leakage fuse blown detection circuit | Daniel J. Bolda, Michael R. Havey | 1995-01-03 |
| 5274781 | Programmable controller module identification by interconnecting the input and output ports of a module in a predefined manner | — | 1993-12-28 |
| 5243232 | Start-up pulse suppression circuit for industrial controller output | Daniel J. Bolda, Joel C. Clemente, Michael A. Feavel, John J. Gilge, Michael R. Havey | 1993-09-07 |