Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11648382 | Microneedle structure and manufacturing method and manufacturing apparatus for the same | Sunghwan Chang, Jung-yup Kim, Yeong-Eun Yoo | 2023-05-16 |
| 10098660 | Trocar, method for manufacturing the same, and method for continuously manufacturing the same | Jong-Kweon Park, Seung Kook Ro, Sung Cheul Lee, Byung-Sub Kim, Kornel Ehmann +1 more | 2018-10-16 |