Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11557137 | Semantic map production system and method | Yoon Seon Oh, Sung Kee Park, Chang Joo Nam | 2023-01-17 |
| 11492569 | Composition of external lubricant for cold pilgering | Min-Young Park, Sang Jin Han, Ki Bum Park, Min Sung Kwon, Kyung Tae Kim +3 more | 2022-11-08 |
| 9724739 | Gap control device for pilger die assembly of cold pilger mills | Jung Cheol Shin, In Kyu Kim, Ki Bum Park, Yong Shin Choi | 2017-08-08 |