Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6868272 | Method and apparatus for roaming in hierarchical mobile communications network | Paul Berkowitz, Chauncey Shey, Jose Vasconcellos | 2005-03-15 |
| 6863610 | Wireless gaming system using standard cellular telephones | — | 2005-03-08 |
| 6859444 | Method and apparatus for handover in TDMA mobile communications system | — | 2005-02-22 |