Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11115741 | Artificial intelligence sound output apparatus, hub for communication network, method of manufacturing the apparatus, and grille for the apparatus | Dajeong Eom, Jisung RYU, Sanghoon Chi | 2021-09-07 |
| 11012767 | Hub for communication network, and manufacturing method therefor | Dooyul Kim, Kyoungtae Kim, Sanghoon Chi, Jisung RYU, Kyeonggyu Goo +1 more | 2021-05-18 |
| 10440456 | Artificial intelligence sound output apparatus, hub for communication network, and method of manufacturing the apparatus and grille for the apparatus | Sanghoon Chi | 2019-10-08 |
| 10356499 | Artificial intelligence sound output apparatus, hub for communication network, method of manufacturing the apparatus, and grille for the apparatus | Dajeong Eom, Jisung RYU, Sanghoon Chi | 2019-07-16 |
| 10149080 | Method of manufacturing sound output apparatus and method of manufacturing grille for the apparatus | — | 2018-12-04 |
| 10111345 | Sound output apparatus and hub for communication network | — | 2018-10-23 |
| 9990002 | Sound output apparatus and hub for communication network | — | 2018-06-05 |
| 8270510 | Apparatus and method for time synchronization and reception apparatus of OFDM system | Hyun Seo Oh, Hyun Kyun Choi, Daeki Hong, Dong Yong Kwak, Jong-Hyun Park | 2012-09-18 |