Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6594659 | Method for creating a toll-free number audit tape | Hongguang Li, Patrick Rabau, Chih-Pin Pai | 2003-07-15 |
| 6530008 | Method for managing a database for storing variable size data records using fixed size buckets | Hongguang Li | 2003-03-04 |