Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5147809 | Method of producing a bipolar transistor with a laterally graded emitter (LGE) employing a refill method of polycrystalline silicon | Tae Young Won, Moon Ho Kim, Jang-man Ko | 1992-09-15 |