Issued Patents All Time
Showing 1–25 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12391546 | Method of making acoustic devices with directional reinforcement | You Qian, Rakesh Kumar, Guofeng Chen, Myeong Gweon Gu, Myung Hyun Park +1 more | 2025-08-19 |
| 12362763 | ADC for charge output sensors | Min Gyu Kim, Joseph G. Hamilton, Timir Nandi, Barkat A. Wani, Praveen Kumar Venkatachala +2 more | 2025-07-15 |
| 12328559 | Acoustic devices with improved sensitivity | Guofeng Chen, Rakesh Kumar, You Qian, Humberto Campanella-Pineda | 2025-06-10 |
| 12308010 | Systems, devices and methods related to design and production of active noise cancellation devices | Thomas L. Kuntz, Evan Albright, Amit Kumar | 2025-05-20 |
| 12297100 | Electronic acoustic devices, MEMS microphones, and equalization methods | Humberto Campanella-Pineda, Rakesh Kumar, You Qian, Guofeng Chen | 2025-05-13 |
| 12273680 | Co-located microelectromechanical system microphone and sensor with minimal acoustic coupling | Humberto Campanella-Pineda, You Qian, Guofeng Chen, Rakesh Kumar | 2025-04-08 |
| 12225821 | Method of making acoustic devices with edge corrugation | You Qian, Rakesh Kumar, Guofeng Chen, Myeong Gweon Gu, Myung Hyun Park +1 more | 2025-02-11 |
| 12219333 | Method of manufacturing acoustic devices with improved sensitivity | Guofeng Chen, Rakesh Kumar, You Qian, Humberto Campanella-Pineda | 2025-02-04 |
| 12185055 | Multi-cavity packaging for microelectromechanical system microphones | Guofeng Chen, Rakesh Kumar, You Qian, Humberto Campanella-Pineda | 2024-12-31 |
| 12101601 | Piezoelectric microelectromechanical system microphone with optimized output capacitance | Guofeng Chen, You Qian, Rakesh Kumar, Humberto Campanella-Pineda | 2024-09-24 |
| 11818540 | Acoustic devices with edge corrugation | You Qian, Rakesh Kumar, Guofeng Chen, Myeong Gweon Gu, Myung Hyun Park +1 more | 2023-11-14 |
| 11716576 | Dummy electrodes for performance improvement of piezoelectric microelectromechanical system microphones | Guofeng Chen, You Qian, Rakesh Kumar, Humberto Campanella-Pineda | 2023-08-01 |
| 11614916 | User voice activity detection | Jiajin An, David Wurtz, Manpreet S. Khaira, Amit Kumar, Shawn O'Connor +3 more | 2023-03-28 |
| 11611822 | Earbud operation during earbud insertion detection | Amit Kumar, Jiajin An | 2023-03-21 |
| 11463798 | Headphone operation during headphone insertion detection | Amit Kumar, Jiajin An | 2022-10-04 |
| 11373665 | Voice isolation system | David Wurtz, Amit Kumar, Colin Michael Doolittle | 2022-06-28 |
| 11250830 | Circuits, devices and methods related to mode-switching of amplifiers | — | 2022-02-15 |
| 11019419 | Headphone operation during headphone insertion detection | Amit Kumar, Jiajin An | 2021-05-25 |
| 11006201 | Headphone off-ear detection | Amit Kumar, Shankar Rathoud, Eric P. Etheridge, Eric Sorensen | 2021-05-11 |
| 10856064 | Operation of a personal audio device during insertion detection | Amit Kumar, Jiajin An | 2020-12-01 |
| 10564925 | User voice activity detection methods, devices, assemblies, and components | Jiajin An, David Wurtz, Manpreet S. Khaira, Amit Kumar, Shawn O'Connor +3 more | 2020-02-18 |
| 10516960 | Automatic speaker relative location detection | Colin Michael Doolittle, Amit Kumar, David Wurtz, Manpreet S. Khaira, Meenakshi Barjatia | 2019-12-24 |
| 10021478 | In-the-ear automatic-noise-reduction devices, assemblies, components, and methods | Eric Sorensen | 2018-07-10 |
| 9837066 | System and method for adaptive active noise reduction | — | 2017-12-05 |
| 9191732 | Headset with auxiliary input(s) for cell phone and/or other devices | — | 2015-11-17 |