Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6462873 | Polarizing beam splitter | Hai Feng Li | 2002-10-08 |
| 6341001 | Reflective active matrix liquid crystal displays with mixed twisted nematic and birefringent modes | — | 2002-01-22 |