Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5202847 | Digital signal processing | John P. Bolton | 1993-04-13 |
| 5162796 | Digital signal inversion employing cross-over switch | Martin Bolton | 1992-11-10 |
| 5051620 | Precharged logic systems with protection against current leakage | — | 1991-09-24 |
| 4515996 | Telephone circuit | — | 1985-05-07 |
| 4506114 | Telephone circuit | — | 1985-03-19 |