Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10393286 | Valve position indicator for valve shutter | Hyung-Suk Lee, Duk-Chun Jang | 2019-08-27 |
SA
Sang-Won An
Overall (2019): #286,822 of 560,194Top 55%
1
Patents 2019