Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5384218 | Photomask and pattern transfer method for transferring a pattern onto a substrate having different levels | Akira Tokui | 1995-01-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5384218 | Photomask and pattern transfer method for transferring a pattern onto a substrate having different levels | Akira Tokui | 1995-01-24 |