Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888306 | Method of manufacturing a bipolar transistor | Hiroshi Inoue | 1989-12-19 |
| 4882290 | Semiconductor device and a method of manufacturing the same | — | 1989-11-21 |
| 4879252 | Semiconductor device and a method of manufacturing the same | — | 1989-11-07 |
| 4824799 | Method of making a bipolar semiconductor device | — | 1989-04-25 |
| 4802847 | Dental implant | — | 1989-02-07 |