Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5703934 | Cordless telephone with integral caller ID display | Robert G. Zicker | 1997-12-30 |
| 5594782 | Multiple mode personal wireless communications system | Robert G. Zicker | 1997-01-14 |