Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12245724 | Vacuum blender | Joung Geun Ahn, Se Hee An, Kyung Soon Kim | 2025-03-11 |
| 11741816 | Electronic device having self-diagnosis function | Han Jin Cho, Gwang Mi Go | 2023-08-29 |
| 11026544 | Vacuum blender | Joung Geun Ahn, Kyung Soon Kim, Se Hee An | 2021-06-08 |
| 10842321 | Smart blender and operation method thereof | Joung Geun Ahn | 2020-11-24 |
| 4412098 | Audio signal recognition computer | — | 1983-10-25 |
| 4292470 | Audio signal recognition computer | — | 1981-09-29 |