Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10960708 | Semi-pneumatic tire and semi-pneumatic tire manufacturing method | Chul-Woo Kwark, Kee Woon Kim, Chang-Jung Park, Soon Wook Hwang | 2021-03-30 |
| 10654318 | Non-pneumatic tire | Kee Woon Kim, Chang-Jung Park, Chul-Woo Kwark, Soon Wook Hwang, Michio Shimizu +1 more | 2020-05-19 |
| 10538130 | Non-pneumatic tire | Kee Woon Kim, Chul-Woo Kwark, Chang-Jung Park, Soon Wook Hwang, Michio Shimizu +1 more | 2020-01-21 |