Issued Patents 2019
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10411670 | Compact broadband common-mode filter | Xinzhi Xing, John Contreras | 2019-09-10 |
| 10283150 | Suspension adjacent-conductors differential-signal-coupling attenuation structures | John Contreras, Rehan Ahmed Zakai, Tzong-Shii Pan | 2019-05-07 |
| 10285259 | Solenoid filter built into a printed circuit board | John Contreras, Ronald G. Parkinen, Xinzhi Xing, Hui He | 2019-05-07 |
| 10244618 | Patterned ground structure filter designs with improved performance | John Contreras, Satoshi Nakamura, Hui He | 2019-03-26 |