Issued Patents 2020
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10879547 | Control method and control system of hydrogen concentration for fuel cell | Hyeon Seok Ban, Joon Yong Lee | 2020-12-29 |
| 10818942 | Method and system for estimating hydrogen concentration of fuel cell | In Woo Jang, Joon Yong Lee | 2020-10-27 |
| 10718039 | High strength spring steel having excellent corrosion resistance | Sung Chul Cha, Hyuk Kim | 2020-07-21 |
| 10597749 | Continuous annealing apparatus | Min Woo Kang, Moon Ki Bae, Seung Hyun Hong | 2020-03-24 |
| 10566637 | Hydrogen concentration estimating method and system for fuel cell | Joon Yong Lee | 2020-02-18 |