Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12383426 | Medical penetration device and system | Chaoran XIA, Yueguang SUN, Chuan-En Li | 2025-08-12 |
| 12342995 | Negative-pressure paracentesis syringe and use thereof | — | 2025-07-01 |
| 11517293 | Negative-pressure paracentesis syringe and use thereof | — | 2022-12-06 |
| 10660618 | Disposable negative-pressure anterior chamber paracentesis syringe | — | 2020-05-26 |
| 8848747 | Method and device for recovering OTUk frame, and system for transporting OTUk frame | Li Zeng, Changsong Xie | 2014-09-30 |
| 8781333 | Clock recovery apparatus | Fabian Nikolaus Hauske | 2014-07-15 |
| 8463142 | Method, apparatus, and system for feedback control of coherent receiver | Wentong Wan | 2013-06-11 |
| 8229296 | Method and apparatus for channel protection switching of optical network device | — | 2012-07-24 |
| 8064544 | Method and device for receiving OPFDM-DQPSK signal | Liangchuan Li, Lun Wei | 2011-11-22 |
| 7925157 | Ranging method and system for passive optical network and optical network unit thereof | Xiaogeng Xu | 2011-04-12 |