Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8049595 | System and method for wireless control of multiple remote electronic systems | Thomas R. Olson, Thomas S. Wright, Steven L. Geerlings, David A. Blaker | 2011-11-01 |
| 4590472 | Analog signal conditioner for thermal coupled signals | William D. Hill | 1986-05-20 |
| 4556329 | Resistor temperature device trip unit | William D. Hill | 1985-12-03 |
| 4495655 | Testable optically isolated control circuit | William D. Hill, Garrett G. OBrien, Dennis W. Hollenbeck | 1985-01-22 |