Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5113502 | Method and apparatus for saving and performing industrial control commands | Richard A. Merrill, Robert C. Strader | 1992-05-12 |
| 4942552 | Method and apparatus for saving and performing industrial control commands | Richard A. Merrill, Robert C. Strader | 1990-07-17 |