Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5930751 | Method of implicit confirmation for automatic speech recognition | Paul Wesley Cohrs, Donald Marion Keen, Barry L. Lively | 1999-07-27 |
| 5651109 | Memory structure for configuring a terminal device | Alan L. Glasser, Chaim M. Ackerman, Reuben Klein | 1997-07-22 |
| 5528680 | Apparatus and method for accessing and maintaining a caller-ID based telephone directory | — | 1996-06-18 |
| D365821 | Personal information center telephone set | Harold D. Bales, Anthony D. Franks, David A. Reid, Paul J. Straub, Michael P. Zambelli | 1996-01-02 |
| 5388153 | Apparatus and method for detecting telephone line status | Theodore O. Burger, Donald Marion Keen, Donald R. Means, Thomas Anthony Stahl, Brian Albert Wittman | 1995-02-07 |