Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6790388 | Method of injection molding an optical article out of thermoplastic synthetic material | Hsinjin Yang | 2004-09-14 |
| 6695607 | Mold half-block for injection molding an optical article out of thermoplastic material, and a mold including such a half-block | Hsinjin Yang | 2004-02-24 |