Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12213404 | Metal rod blade and trimmer head utilizing same | — | 2025-02-04 |
| 9843108 | Dual-feed dual-polarized antenna element and method for manufacturing same | Tho Le, Leonard Piazzi, Zhengxiang Ma | 2017-12-12 |
| 9520631 | Spherical filter | — | 2016-12-13 |
| 9356359 | Active antenna system (AAS) radio frequency (RF) module with heat sink integrated antenna reflector | Zhengxiang Ma, Daniel Plaza, Shengjun Ou, Minwei Gong | 2016-05-31 |
| 9209523 | Apparatus and method for modular multi-sector active antenna system | Zhengxiang Ma, Leonard Piazzi | 2015-12-08 |
| 9161478 | Apparatus and method for an active antenna heat sink | Minwei Gong, Daniel Plaza, Shengjun Ou | 2015-10-13 |
| 9130271 | Apparatus and method for an active antenna system with near-field radio frequency probes | Zhengxiang Ma, Leonard Piazzi | 2015-09-08 |