Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7615917 | Electron emission source, method of preparing the same, and electron emission device employing the electron emission source | Jae-Myung Kim, Chang-Wook Kim, Eun Mi Lee, Joong-Woo Nam, Sung-Hee Cho +2 more | 2009-11-10 |
| 7276405 | Power semiconductor device having high breakdown voltage, low on-resistance and small switching loss and method of forming the same | Tae Hoon Kim, Ho-cheol Jang, Chong-man Yun | 2007-10-02 |
| 6930356 | Power semiconductor device having high breakdown voltage, low on-resistance, and small switching loss and method of forming the same | Tae Hoon Kim, Ho-cheol Jang, Chong-man Yun | 2005-08-16 |
| 6882098 | Cold cathode electron source | Ji-Hoon Ahn, Hyek-Bok Rhee, Dong Hee Han | 2005-04-19 |