Issued Patents 1989
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4870469 | Tunnel injection type static transistor and its integrated circuit | Kaoru Motoya | 1989-09-26 |
| 4834831 | Method for growing single crystal thin films of element semiconductor | Kenji Aoki | 1989-05-30 |
| 4831504 | Holder with semiconductor lighting device | Yoshikatsu Tamaoki | 1989-05-16 |
| 4816891 | Optically controllable static induction thyristor device | — | 1989-03-28 |
| 4806321 | Use of infrared radiation and an ellipsoidal reflection mirror | Hitoshi Abe, Soubei Suzuki | 1989-02-21 |