Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5970226 | Method of non-intrusive testing for a process control interface system having triply redundant remote field units | Robert S. Hoy, Timothy J. Grai | 1999-10-19 |
| 5862315 | Process control interface system having triply redundant remote field units | Robert S. Glaser, G. Paul Fernandez, Robert S. Hoy, Timothy J. Grai, Donald J. Grinwis | 1999-01-19 |