Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5614713 | Scanning electron microscope | Atsushi Kobaru, Tadashi Otaka, Katsuhiro Sasada | 1997-03-25 |
| 5598002 | Electron beam apparatus | Hideo Todokoro, Tadashi Otaka, Katsuhiro Sasada | 1997-01-28 |