Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6719884 | Method of manufacturing optical devices and related improvements | John Marsh, Craig James Hamilton, Olek Kowalski, Xuefeng Liu, Bo Qui | 2004-04-13 |
| 6632684 | Method of manufacturing optical devices and related improvements | John Marsh, Craig James Hamilton, Olek Kowalski | 2003-10-14 |