Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11061316 | Mask blank, transfer mask, method of manufacturing a transfer mask, and method of manufacturing a semiconductor device | Masahiro Hashimoto, Mariko Uchida | 2021-07-13 |
| 5766727 | Magnetic recording medium and method for manufacturing the same | Keiji Moroishi, Kivoshi Sato, Hisao Kawai | 1998-06-16 |