Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6192254 | Personal portable apparatus for use in completing a telephone call | Marc Kaplan, John S. Robertson | 2001-02-20 |
| 5884167 | Method for completing a conference with a personal communications units | Marc Kaplan, John S. Robertson | 1999-03-16 |
| 5644626 | Apparatus and method for connecting telephone calls using automated paging and call bridging | Marc Kaplan, John S. Robertson | 1997-07-01 |
| 5608782 | Telephone call connection method with automated paging and call bridging | Marc Kaplan, John S. Robertson | 1997-03-04 |
| 5550907 | Personal communication using intelligent terminals | — | 1996-08-27 |
| 5515427 | Completion of intelligent network telephone calls | James F. Day | 1996-05-07 |
| 5509062 | Intelligent terminal based selective call forwarding | — | 1996-04-16 |