Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6453178 | Radiotelephone operating method with connected NPA dialing analysis | Robert G. Zicker | 2002-09-17 |
| 6400964 | Module for providing wireless call communication services through wire-connected telephone equipment | Robert G. Zicker | 2002-06-04 |