Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6546344 | Magnetic anomaly sensor system | James A. Rodrian | 2003-04-08 |
| RE36263 | Peer-to-peer register exchange controller for PLCS | Kim J. Watt, Dirk I. Gates | 1999-08-03 |
| 5831427 | Voltage measuring device for a source with unknown resistance | — | 1998-11-03 |
| 5450328 | System for measuring line to ground impedance | James A. Rodrian | 1995-09-12 |
| 5448491 | Monitor for an ungrounded system | James A. Rodrian | 1995-09-05 |
| 5446682 | System for calibrating a line isolation monitor | James A. Rodrian | 1995-08-29 |
| 5440695 | Input/output module having a combination input/output point | Richard R. Sabroff | 1995-08-08 |
| 5294916 | Water treatment controller for an evaporative condenser | Michael Bolton, James A. Rodrian | 1994-03-15 |
| 5234601 | Apparatus and method for controlling regeneration of a water treatment system | Frank Kunesh, Michael G. Busby | 1993-08-10 |
| 5152252 | Water treatment control system for a boiler | Michael Bolton, James A. Rodrian | 1992-10-06 |
| 4992926 | Peer-to-peer register exchange controller for industrial programmable controllers | Kim J. Watt, Dirk I. Gates, Joseph Bronikowski | 1991-02-12 |
| 4912623 | Multiple processor communications system | Glen W. Rantala | 1990-03-27 |
| 4897777 | Peer-to-peer register exchange controller for PLCS | Kim J. Watt, Dirk I. Gates | 1990-01-30 |