Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9027554 | Respirator having foam shaping layer with recessed regions surrounding air passageways | Jin Ho Lee, Jungchul Moon, Dong-Sun Noh | 2015-05-12 |
| D721169 | Respirator grill ribs | Jungchul Moon, Young Jun Kim, Hyoungsun Park | 2015-01-13 |
| 8616214 | Earplug having a resilient core structure | JungMo Kim, InYoung Sa | 2013-12-31 |