Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12316222 | DC-DC conversion device having coupling inductor | Ja-Chun Koo, Sang Kyoo Han, Ji Hun Bae, Nayoung Lee, Jae Dong Choi | 2025-05-27 |
| 11046111 | Vehicle wheel | Youichi Kamiyama, Katsushi Ishii | 2021-06-29 |
| 10532616 | Vehicle wheel | Youichi Kamiyama, Katsushi Ishii | 2020-01-14 |