Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12087848 | Power semiconductor device with reduced loss and manufacturing method the same | Soo-seong Kim, Jin Young Jung, Chongman Yun | 2024-09-10 |
| 8269304 | MOS gate power semiconductor device with anode of protection diode connected to collector electrode | Byoung-Ho Choo, Soo-seong Kim, Chong-man Yun | 2012-09-18 |
| 7645659 | Power semiconductor device using silicon substrate as field stop layer and method of manufacturing the same | Chong-man Yun, Kyu-Hyun Lee, Young-chull Kim | 2010-01-12 |
| 6833568 | Geometry-controllable design blocks of MOS transistors for improved ESD protection | Charvaka Duvvury | 2004-12-21 |
| 6781204 | Spreading the power dissipation in MOS transistors for improved ESD protection | Charvaka Duvvury | 2004-08-24 |
| 5861638 | Insulated gate bipolar transistor | — | 1999-01-19 |
| 5844258 | Emitter switched thyristor | — | 1998-12-01 |
| 5728593 | Power insulated-gate transistor having three terminals and a manufacturing method thereof | Chong-man Yun, Min-Koo Han, Deok Joong Kim | 1998-03-17 |