Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9546430 | Lithium recovery device and recovery method | Kang-Sup Chung, Byoung Gyu Kim, Tae Gong Ryu, Jung Ho Ryu, In Su PARK +1 more | 2017-01-17 |
| 7605186 | Non-acidic, non-basic colloid solution containing dispersed titanium dioxide method of manufacturing the same, and coating material comprising the colloid solution | Hoon Chung, Jung Chan Ko, Tae Man Son | 2009-10-20 |
| 6688938 | Toy vehicle | — | 2004-02-10 |