Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5543252 | Method for manufacturing exposure mask and the exposure mask | Tsuyoshi Shibata, Koji Hashimoto, Kenji Kawano, Shinichi Ito, Keiji Horioka | 1996-08-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5543252 | Method for manufacturing exposure mask and the exposure mask | Tsuyoshi Shibata, Koji Hashimoto, Kenji Kawano, Shinichi Ito, Keiji Horioka | 1996-08-06 |