Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12012512 | Abrasion resistance fiber | Wei-Jen Lai | 2024-06-18 |
| 11365993 | Venturi flowmeter having a replaceable tube insert and ring element inserted in the main orifice of the venturi | — | 2022-06-21 |
| 9112105 | Nitride semiconductor light emitting device | Seong Joon Cho, Bun Joon Kim, Dong Gyu Shin, Hyun Wook Shim, Suk-ho Yoon | 2015-08-18 |
| 9000460 | Semiconductor light emitting device | Nam Sung Kim, Dong Ik Shin, Hyun Wook Shim, Dong Joon Kim, Young Sun Kim | 2015-04-07 |