Issued Patents All Time
Showing 1–25 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11108376 | Acoustic resonator structure having an electrode with a cantilevered portion | John Choy, Phil Nikkel | 2021-08-31 |
| 10700660 | Bulk acoustic wave resonator | John Choy, Phil Nikkel | 2020-06-30 |
| 10587241 | Temperature compensated acoustic resonator device having thin seed interlayer | Qiang Zou, John Choy | 2020-03-10 |
| 10461719 | Acoustic resonator structure having an electrode with a cantilevered portion | John Choy, Phil Nikkel | 2019-10-29 |
| 10432162 | Acoustic resonator including monolithic piezoelectric layer having opposite polarities | Kevin J. Grannen, John Choy | 2019-10-01 |
| 10340885 | Bulk acoustic wave devices with temperature-compensating niobium alloy electrodes | Kevin J. Grannen, Phil Nikkel, Tangshiun Yeh, Tina L. Lamers, John Choy | 2019-07-02 |
| 9847768 | Polarity determining seed layer and method of fabricating piezoelectric materials with specific C-axis | Kevin J. Grannen, John Choy | 2017-12-19 |
| 9673778 | Solid mount bulk acoustic wave resonator structure comprising a bridge | John Choy, Phil Nikkel | 2017-06-06 |
| 9608589 | Method of forming acoustic resonator using intervening seed layer | Kevin J. Grannen, Phil Nikkel, John Choy | 2017-03-28 |
| 9590165 | Acoustic resonator comprising aluminum scandium nitride and temperature compensation feature | Qiang Zou, Phil Nikkel, Kevin J. Grannen, Tangshiun Yeh, Dariusz Burak +2 more | 2017-03-07 |
| 9571063 | Acoustic resonator device with structures having different apodized shapes | Dariusz Burak, John Choy | 2017-02-14 |
| 9520855 | Bulk acoustic wave resonators having doped piezoelectric material and frame elements | John Choy, Phil Nikkel, Kevin J. Grannen, Tina L. Lamers | 2016-12-13 |
| 9520856 | Acoustic resonator structure having an electrode with a cantilevered portion | John Choy, Phil Nikkel | 2016-12-13 |
| 9455681 | Bulk acoustic wave resonator having doped piezoelectric layer | Phil Nikkel, John Choy, Kevin J. Grannen, Tangshiun Yeh | 2016-09-27 |
| 9450561 | Bulk acoustic wave (BAW) resonator structure having an electrode with a cantilevered portion and a piezoelectric layer with varying amounts of dopant | John Choy, Phil Nikkel, Kevin J. Grannen | 2016-09-20 |
| 9425764 | Accoustic resonator having composite electrodes with integrated lateral features | Dariusz Burak, Phil Nikkel, John Choy | 2016-08-23 |
| 9401691 | Acoustic resonator device with air-ring and temperature compensating layer | Qiang Zou, Phil Nikkel, John Choy, Alexandre Augusto Shirakawa, Tina L. Lamers +2 more | 2016-07-26 |
| 9385684 | Acoustic resonator having guard ring | Phil Nikkel, Dariusz Burak, John Choy | 2016-07-05 |
| 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 |
| 9219464 | Bulk acoustic wave (BAW) resonator structure having an electrode with a cantilevered portion and a piezoelectric layer with multiple dopants | John Choy, Phil Nikkel, Kevin J. Grannen, Kristina L. Lamers | 2015-12-22 |
| 9203374 | Film bulk acoustic resonator comprising a bridge | Dariusz Burak, Phil Nikkel, Alexandre Augusto Shirakawa, John Choy | 2015-12-01 |
| 9148117 | Coupled resonator filter comprising a bridge and frame elements | Dariusz Burak, Alexandre Augusto Shirakawa, Phil Nikkel, Stefan Bader | 2015-09-29 |
| 9136819 | Bulk acoustic wave resonator having piezoelectric layer with multiple dopants | Kevin J. Grannen, Ivan Ionash, Tina L. Lamers, John Choy | 2015-09-15 |
| 9065421 | Film bulk acoustic resonator with multi-layers of different piezoelectric materials and method of making | John Choy, Kevin J. Grannen, Phil Nikkel, Tom Yeh | 2015-06-23 |
| 8902023 | Acoustic resonator structure having an electrode with a cantilevered portion | John Choy, Phil Nikkel | 2014-12-02 |