Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11319609 | Steel for crankshaft and method of manufacturing crankshaft using the same | Sung Hwan Kim | 2022-05-03 |
| 11320094 | System for automatically replacing high-pressure gas tank and method thereof | Won Ho Choi | 2022-05-03 |