Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12196206 | Outer ring for an oil pump and a method for manufacturing the same | Hak Soo Kim, Dong-Sub Song | 2025-01-14 |
| 11852139 | Outer ring for an oil pump and a method for manufacturing the same | Hak Soo Kim, Dong-Sub Song | 2023-12-26 |