Issued Patents 2023
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11837657 | Gate trench power semiconductor devices having improved deep shield connection patterns | Woongsun Kim, Daniel Jenner Lichtenwalner, Sei-Hyung Ryu | 2023-12-05 |
| 11764295 | Gate trench power semiconductor devices having improved deep shield connection patterns | Woongsun Kim, Sei-Hyung Ryu, Daniel Jenner Lichtenwalner | 2023-09-19 |
| 11664434 | Semiconductor power devices having multiple gate trenches and methods of forming such devices | Woongsun Kim, Daniel Jenner Lichtenwalner, Sei-Hyung Ryu | 2023-05-30 |
| 11640990 | Power semiconductor devices including a trenched gate and methods of forming such devices | Daniel Jenner Lichtenwalner, Sei-Hyung Ryu, Woongsun Kim, Matt N. McCain, Joe W. McPherson | 2023-05-02 |
| 11610991 | Gate trench power semiconductor devices having improved deep shield connection patterns | Woongsun Kim, Daniel Jenner Lichtenwalner, Sei-Hyung Ryu | 2023-03-21 |