Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7120655 | Digital filter | Gonghai Ren | 2006-10-10 |
| 5887830 | Spoon holder device | — | 1999-03-30 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7120655 | Digital filter | Gonghai Ren | 2006-10-10 |
| 5887830 | Spoon holder device | — | 1999-03-30 |