Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4870031 | Method of manufacturing a semiconductor device | Tadashi Nishimura, Shigeru Kusunoki, Yasuo Inoue | 1989-09-26 |
| 4861418 | Method of manufacturing semiconductor crystalline layer | Tadashi Nishimura, Yasuo Inoue, Shigeru Kusunoki | 1989-08-29 |
| 4845537 | Vertical type MOS transistor and method of formation thereof | Tadashi Nishimura, Shigeru Kusunoki, Akihiko Ohsaki | 1989-07-04 |
| 4822752 | Process for producing single crystal semiconductor layer and semiconductor device produced by said process | Tadashi Nishimura, Shigeru Kusunoki, Yasuo Inoue | 1989-04-18 |
| 4801548 | Petri dish for cultivating bacteria and method of inspecting drug susceptibility | Tetsuya Takakura, Kenzi Asano | 1989-01-31 |