Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4706280 | Electronic step-by-step telephone switching system | Harley Michael Willey, Ronald D. Higgins | 1987-11-10 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4706280 | Electronic step-by-step telephone switching system | Harley Michael Willey, Ronald D. Higgins | 1987-11-10 |