Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6483902 | System and method for retrofitting existing building telecommunications infrastructures | Brett B. Stewart | 2002-11-19 |
| 6414635 | Geographic-based communication service system with more precise determination of a user's known geographic location | Brett B. Stewart | 2002-07-02 |