Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6369377 | Multiple-beam holographic optical pick-up head | Hsi-Fu Shih, Jau-Jiu Ju, Tzu-Ping Yang, Mark O. Freeman, Der-Ray Huang +1 more | 2002-04-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6369377 | Multiple-beam holographic optical pick-up head | Hsi-Fu Shih, Jau-Jiu Ju, Tzu-Ping Yang, Mark O. Freeman, Der-Ray Huang +1 more | 2002-04-09 |