Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12417753 | Kind of double-bars violin family without sound post | Haiou Jin, Nianbo Wu, Xinxi He, Xinzhi Zhu, Biying Li | 2025-09-16 |
| 12401938 | Full-frequency band high quality electronic products speaker with a bar and sound tunnels | Haiou Jin, Nianbo Wu, Xinxi He, Xinzhi Zhu, Biying Li | 2025-08-26 |
| 12363485 | Full-frequency band high quality MEMS microphone with a bar and sound tunnels | Haiou Jin, Nianbo Wu, Xinxi He, Xinzhi Zhu, Biying Li | 2025-07-15 |
| 12283260 | Grand piano soundboard with a bar and sound tunnels | Haiou Jin, Nianbo Wu, Xinxi He, Xinzhi Zhu, Biying Li | 2025-04-22 |
| 12212946 | Full-frequency band high quality speaker with a bar and sound tunnels | Haiou Jin, Nianbo Wu, Xinxi He, Xinzhi Zhu, Biying Li | 2025-01-28 |
| 10267741 | Method for improving detective sensitivity on carbon element in laser-induced breakdown spectroscopy | Xiangyou Li, Jiaming Li, Lianbo Guo, Xiaoyan Zeng, Yongfeng Lu +3 more | 2019-04-23 |
| 9849912 | Vehicle body anti-collision structure | Shugang Gong, Changwei Zhu, Zhihua Hu, Jinjun Li | 2017-12-26 |
| 8737074 | Modular direct-current power conversion system and direct-current power conversion module thereof | Chia-Hsiang Li | 2014-05-27 |
| 8723364 | Uninterruptible power supply having integrated charge/discharge circuit | Chia-Hsiang Li | 2014-05-13 |
| 8008807 | Uninterruptible power supply with low power loss | Chia-Hsiang Li | 2011-08-30 |
| 7932636 | Automatic start-up circuit and uninterruptible power supply apparatus having such automatic start-up circuit | Chia-Hsiang Li | 2011-04-26 |
| 7907416 | Power supply system, power cable distributor, power supply subrack and integrated equipment | Ying He, Zhiyong Wang, Wenxiang Zhou, Baohong Li | 2011-03-15 |
| 6628637 | Spread-spectrum carrier transmission power control in wireless telecommunications systems | Huan-Hsin Li | 2003-09-30 |
| 6535742 | Method and apparatus for the self engineering of adaptive channel allocation | Hua Jiang, Chang Yu, Hee C. Lee | 2003-03-18 |
| 6173175 | Process for provisioning resources in a radiotelephone network | Manar Alazma, Eddy H. Trink, Kalyan Basu | 2001-01-09 |