Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12362205 | Pick and placement of semiconductor chips based on nozzleless self-focusing acoustic droplet ejector | Yongkui Tang | 2025-07-15 |
| 12017210 | Contactless, damage-free, high-precision cell extraction and transfer through acoustic droplet ejection | Yongkui Tang, Xuelian Chen, Jiang F. Zhong | 2024-06-25 |
| 11623248 | Focused ultrasound transducer with electrically controllable focal length | Lurui Zhao | 2023-04-11 |
| 11547381 | Wearable respiratory monitoring system based on resonant microphone array | Anton Andreevich Shkel | 2023-01-10 |
| 10720823 | Ferrofluid liquid spring with magnets between coils inside an enclosed chamber for vibration energy harvesting | Yufeng Wang, Qian Zhang | 2020-07-21 |
| 10418890 | Energy harvester with magnets and self-assembled ferrofluid liquid bearing | Yufeng Wang | 2019-09-17 |
| 10106397 | Acoustic tweezers | Youngki Choe, Jonathan Wonwook Kim, K. Kirk Shung | 2018-10-23 |
| 9231461 | Electromagnetic energy conversion through coil and magnet arrays | Qian Zhang | 2016-01-05 |
| 8216434 | MEMS vascular sensor | Tzung K. Hsiai, Gopikrishnan Soundararajan, Hongyu Yu, Mahsa Rouhanizadeh, Christina Lin | 2012-07-10 |
| 7824630 | DNA probe synthesis on chip on demand by mems ejector array | Jae Wan Kwon | 2010-11-02 |
| 7719170 | Self-focusing acoustic transducer with fresnel lens | Hongyu Yu, Chuang-Yuan Lee | 2010-05-18 |
| 7481112 | Silicon inertial sensors formed using MEMS | Qiang Zou | 2009-01-27 |
| 7360422 | Silicon inertial sensors formed using MEMS | Asad M. Madni, Qiang Zou, Lynn Costlow, Jim Vuong, Roger Wells | 2008-04-22 |
| 7332127 | DNA probe synthesis on chip on demand by MEMS ejector array | Jae Wan Kwon | 2008-02-19 |
| 7089638 | Method for fabricating a micromachined piezoelectric microspeaker | Seung-Hwan Yi | 2006-08-15 |
| 7003125 | Micromachined piezoelectric microspeaker and fabricating method thereof | Seung-Hwan Yi | 2006-02-21 |
| 6857501 | Method of forming parylene-diaphragm piezoelectric acoustic transducers | Cheol Han | 2005-02-22 |
| 6682214 | Acoustic wave micromixer using fresnel annular sector actuators | Vibhu Vivek, Yi Zeng | 2004-01-27 |
| 6379573 | Self-limiting isotropic wet etching process | Cheol Han | 2002-04-30 |
| 4816125 | IC processed piezoelectric microphone | Richard S. Muller | 1989-03-28 |
| 4783821 | IC processed piezoelectric microphone | Richard S. Muller | 1988-11-08 |