Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4886763 | Device isolation by etching trench in dielectric on substrate and epitaxially filling the trench | — | 1989-12-12 |
| 4851362 | Method for manufacturing a semiconductor device | — | 1989-07-25 |
| 4843008 | Novel microorganisms and a novel process for producing antibiotics | Harumitsu Imai, Shigeru Miyazaki, Shigenobu Kadota | 1989-06-27 |