Issued Patents 2020
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10822671 | High-strength steel having superior brittle crack arrestability, and production method therefor | Hak-Cheol Lee | 2020-11-03 |
| 10777869 | Cavity type wireless frequency filter having cross-coupling notch structure | Joung Hoe Kim | 2020-09-15 |
| 10689735 | High strength steel sheet having excellent cryogenic temperature toughness and low yield ratio properties, and method for manufacturing same | Woo-Gyeom Kim, Ki-Hyun Bang | 2020-06-23 |
| 10551326 | Method for measuring semiconductor device | Hyo Hyeong Kang, Kang-Woong Ko, Sung Yoon Ryu, Gil-woo Song, Jae Hyung AHN +4 more | 2020-02-04 |