Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12383452 | Lumbar retractor | Sang Heon Lee, Nack Hwan Kim, Chul Hwan Jang, In-beom KIM, Kyung-Hee Han | 2025-08-12 |
| 5907174 | Electrostatic discharge protecting transistor | Woo Bong Lee, Tae Jung Yeo, Jae Wan KO, Yung M. Koo | 1999-05-25 |
| 5879982 | Methods of forming integrated circuit memory devices having improved electrical interconnects therein | In-Sun Park, Byung-Hee Kim, Sang Min Lee | 1999-03-09 |
| 5545572 | Method for fabricating electrostatic discharge protecting transistor | Woo Bong Lee, Tae Jung Yeo, Jae Wan KO, Yung M. Koo | 1996-08-13 |