Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11130366 | Resonator wheel | Suk Choo Rhee, Young Sik Kim, Kyoung-Duck Shin, Keon-Ki Han, In-Bum Hwang | 2021-09-28 |
| 10913307 | Hubless one-piece wheel and manufacturing method therefor | — | 2021-02-09 |
| 10807159 | Vertical centrifugal casting device | Young Sik Kim, Kyoung-Duck Shin, Keon-Ki Han, In-Bum Hwang | 2020-10-20 |
| 10632786 | Honeycomb rim-type wheel | — | 2020-04-28 |