Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11306627 | Continuous variable valve duration apparatus and engine provided with the same | Hyeon Woo Kim, Kyoung Pyo Ha, Back Sik Kim | 2022-04-19 |
| 11306628 | Continuous variable valve duration apparatus and engine provided with the same | Hyeon Woo Kim, Kyoung Pyo Ha, Back Sik Kim | 2022-04-19 |