Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4827518 | Speaker verification system using integrated circuit cards | Timothy C. Feustel, Mark A. Glemboski, George A. Velius, Stephen B. Weinstein | 1989-05-02 |
| 4689815 | Controlling multi-port hunt groups in a distributed control switching system | Kalwant S. Grewal, Zoe S. Quan, Albert J. Sawyer, Elbert Lee Sneed, Jr. | 1987-08-25 |