Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7670148 | Automation controller I/O module | Larry Freiberg | 2010-03-02 |
| 7565459 | Combination I/O modules in a modular automation controller | — | 2009-07-21 |
| 5038305 | Programmable controller linear transducer input modules | Vince Chow | 1991-08-06 |
| 4954763 | Resolver analog to digital input module for use in a programmable controller system | Duane Edgar | 1990-09-04 |
| 4941081 | Interrupt zone in rung of ladder program in programmable controller | Duane Edgar | 1990-07-10 |
| 4839789 | Programmable control device for high speed processing of data | Duane Edgar | 1989-06-13 |
| 4835676 | Programmable control apparatus including an absolute position transducer | Duane Edgar | 1989-05-30 |
| 4810917 | Digital resolver/encoder assembly | Keith Johnson | 1989-03-07 |
| 4744022 | Programmable control apparatus including an absolute position transducer | Duane Edgar | 1988-05-10 |
| 4728834 | Compact digital resolver/encoder assembly with flexible circuit board | Keith Johnson | 1988-03-01 |