Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5643654 | Pellicle structure and process for preparation thereof with dissolution of coating layer | Minoru Fujita, Tsutomu Saito | 1997-07-01 |
| 5601955 | Mask protective device | Minoru Fujita | 1997-02-11 |