Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5371389 | Heterojunction bipolar transistor with base layer having graded bandgap | Toshinobu Matsuno, Takashi Hirose, Kaoru Inoue | 1994-12-06 |
| 5345097 | Heterojunction bipolar transistor including collector region of InP and method of fabricating the same | — | 1994-09-06 |
| 5329145 | Heterojunction bipolar transistor and its integration method | — | 1994-07-12 |