Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7226961 | Thermochromic golf ball | Kyung Jung Kang, Gwang Hee Lee, Jung Gyu Moon, Chun Bae Ryu | 2007-06-05 |
| 7214145 | Photochromic golf ball | Kyung Jung Kang, Gwang Hee Lee, Jung Gyu Moon, Chun Bea Ryu | 2007-05-08 |
| 7179856 | Photoluminescent golf ball | Kyung Jung Kang, Gwang Hee Lee, Jung Gyu Moon, Chun Bae Ryu | 2007-02-20 |