Issued Patents 2017
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9783392 | Elevator door stopping device | Jinkoo Lee, Hansoo Shim, JinKyu Ryu | 2017-10-10 |
| 9731941 | Braking device for a door operator | Jinkoo Lee, Byeong Sam Yoo, Hansoo Shim, Guohong Hu, Mark S. Thompson | 2017-08-15 |
| 9698142 | Semiconductor device and method for forming the same | — | 2017-07-04 |
| 9548300 | Semiconductor device including capacitor and method for manufacturing the same | — | 2017-01-17 |