Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11242225 | Adaptive elevator door dwell time | Hansoo Shim | 2022-02-08 |
| 10280042 | Method and apparatus for stall control of elevator door | Hansoo Shim | 2019-05-07 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11242225 | Adaptive elevator door dwell time | Hansoo Shim | 2022-02-08 |
| 10280042 | Method and apparatus for stall control of elevator door | Hansoo Shim | 2019-05-07 |