Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12040761 | Audio signal muting apparatus using negative power, and digital signal conversion apparatus equipped with same | — | 2024-07-16 |
| 12032427 | Apparatus for outputting sound source for minimizing power consumption and operating method thereof | — | 2024-07-09 |
| 11764428 | Lithium-air battery including a redox mediator and protective layer, and method of manufacturing the same | Gwang Seok Oh, Kyoung Han Ryu, Young-Suk Cho, Won Keun Kim, Hun Gi Jung +3 more | 2023-09-19 |
| 11757413 | Hybrid mode based audio processing method and apparatus therefor | Ji Heon AHN | 2023-09-12 |
| 10931250 | Modular signal conversion apparatus and method | Jeong Ho Lee, Ji Heon AHN, Woo Suk KIM | 2021-02-23 |
| 10826454 | Audio signal muting apparatus, and digital signal conversion apparatus equipped with same | Jeong Ho Lee, Ji Heon AHN, Woo Suk KIM | 2020-11-03 |
| 10819304 | Apparatus for discarding power noise, and apparatus for converting audio signal | Jeong Ho Lee, Ji Heon AHN, Woo Suk KIM | 2020-10-27 |
| 10511029 | Method for manufacturing catalyst support, catalyst support manufactured thereby, and catalyst for fuel cell including the same | Jin Seong Choi, Bum Wook Roh, Jin-Su Hyun, Han Gi Jeong | 2019-12-17 |
| 9712260 | Hi-fi audio device and method of removing noise of power supply | — | 2017-07-18 |
| 6329540 | Volatile organogallium compound and deposition of gallium nitride film using same | Yun Soo Kim, Chang-Gyoun Kim | 2001-12-11 |