Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5673304 | Programmable emergency communication system including automatic dialer | Tracy McKeithan, David Lubin, Thomas Seuberling | 1997-09-30 |
| 4495383 | Hands-free telephone-speaker interfacer | David Lubin, Samuel W. Glass, III | 1985-01-22 |