Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12255310 | Apparatus for producing precursor having concentration gradient and material injection scheduling method therefor | Hwang Yol Ryu | 2025-03-18 |
| 11827524 | Method for preparing cathode active material precursor for secondary battery, and preparation apparatus using same | Hwang Yol Ryu | 2023-11-28 |
| 11623195 | Reaction apparatus and method | — | 2023-04-11 |
| 5061056 | Sideview mirror for automobiles | — | 1991-10-29 |