Issued Patents All Time
Showing 26–36 of 36 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4948749 | Process for forming electrodes for semiconductor devices | Yoji Mashiko, Hiroaki Morimoto, Hiroshi Koyama | 1990-08-14 |
| 4947042 | Tunnel unit and scanning head for scanning tunneling microscope | Takao Yasue, Hiroshi Koyama | 1990-08-07 |
| 4945235 | Fine adjustment mechanism for a scanning tunneling microscope | Takao Yasue, Hiroshi Koyama | 1990-07-31 |
| 4880975 | Fine adjustment mechanism for a scanning tunneling microscope | Takao Yasue, Hiroshi Koyama | 1989-11-14 |
| 4853341 | Process for forming electrodes for semiconductor devices using focused ion beams | Yoji Mashiko, Hiroaki Morimoto, Hiroshi Koyama | 1989-08-01 |
| 4843238 | Method for identifying a blistered film in layered films | Hiroaki Morimoto, Yoji Mashiko, Hiroshi Koyama | 1989-06-27 |
| 4837445 | Coarse adjusting device of scanning tunneling microscope | Takao Yasue, Hiroshi Koyama | 1989-06-06 |
| 4723062 | Aluminum circuit to be disconnected and method of cutting the same | Hiroshi Koyama, Yoji Mashiko | 1988-02-02 |
| 4691078 | Aluminum circuit to be disconnected and method of cutting the same | Hiroshi Koyama, Yoji Mashiko | 1987-09-01 |
| 4636400 | Method of treating silicon nitride film formed by plasma deposition | Hiroshi Koyama, Yoji Mashiko | 1987-01-13 |
| 4431967 | Method of mounting a semiconductor element for analyzing failures thereon | — | 1984-02-14 |