Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12087854 | Vertical semiconductor device with improved ruggedness | Daniel Jenner Lichtenwalner, Sei-Hyung Ryu, Edward Robert Van Brunt | 2024-09-10 |
| 12074079 | Wide bandgap semiconductor device with sensor element | Joohyung Kim, Sei-Hyung Ryu, Thomas E. Harrington, III, Edward Robert Van Brunt | 2024-08-27 |
| 11990543 | Power transistor with soft recovery body diode | Sei-Hyung Ryu, Daniel Jenner Lichtenwalner | 2024-05-21 |
| 11843061 | Power silicon carbide based semiconductor devices with improved short circuit capabilities and methods of making such devices | Joohyung Kim, Sei-Hyung Ryu | 2023-12-12 |
| 11769827 | Power transistor with soft recovery body diode | Sei-Hyung Ryu, Daniel Jenner Lichtenwalner | 2023-09-26 |
| 11489069 | Vertical semiconductor device with improved ruggedness | Daniel Jenner Lichtenwalner, Sei-Hyung Ryu, Edward Robert Van Brunt | 2022-11-01 |
| 8653224 | Resin composition for manufacturing thermoplastic polyester resin by using green catalyst | Soomin Lee, Sanghyun Park, Joongeun Jung, Sungmin Hong, Yunbae Kook +1 more | 2014-02-18 |