Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10092717 | Method and apparatus for increasing cough flow | Wei Zhou, Huimin Chen | 2018-10-09 |
| 9958316 | System and method for measuring a resonance frequency of a tube | Liang Dong, Juan Du | 2018-05-01 |
| 9901691 | Exsufflation synchronization | William Gaussa, Peter D. Hill | 2018-02-27 |