Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12378187 | Selenium-containing nano HOF, antioxidant nanozyme, preparation method and application thereof | Junqiu Liu, Ruizhen Tian, Yijia Li | 2025-08-05 |
| 10283104 | Method and apparatus for controlling earphone noise reduction | Yanan Song, Haiquan Wu, Ruiwen Shi, Xinian Geng, Guozhong Du | 2019-05-07 |
| 10271126 | Earphone noise reduction method and apparatus | Yanan Song, Haiquan Wu, Ruiwen Shi, Xinian Geng, Gouzhong Du | 2019-04-23 |
| 9728204 | Method and device for drawing a noise map | Yanan Song, Haiquan Wu, Ruiwen Shi, Xinian Geng, Guozhong Du | 2017-08-08 |