Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10340885 | Bulk acoustic wave devices with temperature-compensating niobium alloy electrodes | Kevin J. Grannen, Phil Nikkel, Tangshiun Yeh, Chris Feng, John Choy | 2019-07-02 |
| 9590165 | Acoustic resonator comprising aluminum scandium nitride and temperature compensation feature | Qiang Zou, Chris Feng, Phil Nikkel, Kevin J. Grannen, Tangshiun Yeh +2 more | 2017-03-07 |
| 9520855 | Bulk acoustic wave resonators having doped piezoelectric material and frame elements | Chris Feng, John Choy, Phil Nikkel, Kevin J. Grannen | 2016-12-13 |
| 9450167 | Temperature compensated acoustic resonator device having an interlayer | Qiang Zou, Donald Lee, Martha K. Small, Frank Bi, Richard C. Ruby | 2016-09-20 |
| 9401691 | Acoustic resonator device with air-ring and temperature compensating layer | Qiang Zou, Chris Feng, Phil Nikkel, John Choy, Alexandre Augusto Shirakawa +2 more | 2016-07-26 |
| 9225313 | Bulk acoustic wave resonator having doped piezoelectric layer with improved piezoelectric characteristics | Paul Bradley, John D. Larson, III, Steve L. Gilbert, Kevin J. Grannen, Ivan Ionash +2 more | 2015-12-29 |
| 9136819 | Bulk acoustic wave resonator having piezoelectric layer with multiple dopants | Kevin J. Grannen, Ivan Ionash, Chris Feng, John Choy | 2015-09-15 |