Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6975872 | Always-on method for reinforcing existing mobile station E911-based location detection services applications | — | 2005-12-13 |
| 6888456 | Method and apparatus for detecting movement of an object and measuring tolerable distance | Chunming Chen | 2005-05-03 |