Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5935735 | Halftone phase shift mask, blank for the same, and methods of manufacturing these | Tadashi Matsuo, Takashi Haraguchi | 1999-08-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5935735 | Halftone phase shift mask, blank for the same, and methods of manufacturing these | Tadashi Matsuo, Takashi Haraguchi | 1999-08-10 |