Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5702975 | Method for isolating semiconductor device | Hyung Sup Yoon, Jin Hee Lee, Chul Park | 1997-12-30 |
| 5696007 | Method for manufacturing a super self-aligned bipolar transistor | Byung-Ryul Ryum, Tae-Hyeon Han, Deok-Ho Cho, Soo Min Lee | 1997-12-09 |
| 5668022 | Silicon-silicon-germanium heterojunction bipolar transistor fabrication method | Deok-Ho Cho, Soo Min Lee, Tae-Hyeon Han, Byung-Ryul Ryum | 1997-09-16 |