Issued Patents All Time
Showing 1–4 of 4 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 | Sangin Kim, 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 |
| 10356499 | Artificial intelligence sound output apparatus, hub for communication network, method of manufacturing the apparatus, and grille for the apparatus | Sangin Kim, Jisung RYU, Sanghoon Chi | 2019-07-16 |
| 9992036 | Sound output apparatus and hub for communication network | Sanghoon Chi | 2018-06-05 |