Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11958062 | Float sorting device for selective separation of non-metallic minerals | Yongkwon Koh, Jangsoon Kwon | 2024-04-16 |
| 11629712 | Fluid transfer device | Yongkwon Koh, Jangsoon Kwon, Kyuseok Song, Kijong Jang | 2023-04-18 |
| 10744636 | Robot cleaner, robot cleaner system and control method of the same | Seongeun Cho, Sangmok Kim | 2020-08-18 |
| 10682032 | Robot cleaner, robot cleaner system and control method of the same | Suuk Choe, Sunghun Lee | 2020-06-16 |
| 10631699 | Robot cleaner | Jihoon Sung, Hyungsuk Kang | 2020-04-28 |
| 10588474 | Robot cleaner | Jihoon Sung | 2020-03-17 |
| 10143349 | Robot cleaner, robot cleaner system and control method of the same | Suuk Choe, Sunghun Lee | 2018-12-04 |
| 9815190 | Robot cleaner, robot cleaner system and control method of the same | Seongeun Cho, Sangmok Kim | 2017-11-14 |
| 9782050 | Robot cleaner and method for controlling the same | Sunghun Lee, Ilsoo Cho | 2017-10-10 |
| 9750382 | Robot cleaner, robot cleaner system and control method of the same | Suuk Choe, Sunghun Lee | 2017-09-05 |
| 9666834 | Organic light-emitting display apparatus and manufacturing method thereof | — | 2017-05-30 |
| 9182525 | Retro reflector including at least one corner and two mutually parallel vertical faces | Hyeonsik Kim | 2015-11-10 |
| 8667638 | Robot cleaner | Sangyun Kim, Jongil Park, Woojin CHOI, Dongmyung Shin, Hoseon Rew +2 more | 2014-03-11 |