Issued Patents 2016
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9427084 | Rail | Yoon Sik Park, Dong Hee Lee | 2016-08-30 |
| 9414674 | Automatic closing apparatus | Yoon Sig Park, Jae-Won Kim | 2016-08-16 |
| 9388619 | Automatic closing apparatus | Yoon Sig Park | 2016-07-12 |