Issued Patents All Time
Showing 1–25 of 38 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12216376 | Metasurface-based active retroreflector | Sang-Yen Cho | 2025-02-04 |
| 12196692 | Systems and methods for voltage contrast defect detection | Weiming Ren, Xuedong Liu, Zhong-Wei Chen, Xiaoyu JI, Xiaoxue CHEN +1 more | 2025-01-14 |
| 12142455 | Charged particle beam apparatus with multiple detectors and methods for imaging | Xuedong Liu, Xiaoxue CHEN, Xiaoyu JI, Heng Li, Shahedul Hoque +3 more | 2024-11-12 |
| 12042042 | Shoe box | Jincan Lv, JINJIE LV, Beilei Xia | 2024-07-23 |
| 12032571 | AI model optimization method and apparatus | Kaiyuan Xie, Xiaolong Bai, Wenqi Fu, Chenghui Yu | 2024-07-09 |
| 11513087 | Systems and methods for voltage contrast defect detection | Weiming Ren, Xuedong Liu, Zhong-Wei Chen, Xiaoyu JI, Xiaoxue CHEN +1 more | 2022-11-29 |
| D970724 | Eyewash station | Kevin Xu, Lynette Li, Gary Cao, Rocky Qu, Roy Liao +3 more | 2022-11-22 |
| D970001 | Cartridge for an eyewash station | Kevin Xu, Lynette Li, Gary Cao, Rocky Qu, Roy Liao +3 more | 2022-11-15 |
| 11454859 | True time delay circuit based on an optical waveguide switching array for RF phased array antenna beam steering | Sang-yeon Cho | 2022-09-27 |
| 11137273 | Gas detector mounting design | Zhao Jin, Rocky Qu, Mark Li | 2021-10-05 |
| 10756514 | Stabilizing a precision electro optical oscillator clock using an environmentally insensitive metamaterial device | — | 2020-08-25 |
| D890440 | User interface with a light ring for a hearing protection device | May Wilson, Claes Haglund, Trym Holter, Erik Pertot, Jie Zhu | 2020-07-14 |
| 10491306 | RF-photonic pulse doppler radar | — | 2019-11-26 |
| 10404371 | Opto-electronic oscillator with stimulated Brillouin scattering feedback | — | 2019-09-03 |
| D856594 | Pair of ear muffs | May Wilson, Jie Zhu | 2019-08-13 |
| D848679 | Hearing protection headset | May Wilson, Jie Zhu | 2019-05-14 |
| D848396 | Noise monitoring headset | May Wilson, Jie Zhu, Claes Haglund, Erik Pertot, Trym Holter | 2019-05-14 |
| 10031246 | RF-photonic system for acoustic and/or vibrational sensing using optical fiber and method thereof | Olukayode K. Okusaga, James Patrick Cahill | 2018-07-24 |
| 9369432 | System and method for secure network communications | Zhijian Qin, Srinivas Nukala | 2016-06-14 |
| 9288557 | Method and apparatus for analyzing the spectrum of radio-frequency signals using unamplified fiber optic recirculation loops | — | 2016-03-15 |
| 9097790 | Method and apparatus for providing radio frequency photonic filtering | — | 2015-08-04 |
| 8861567 | Method and apparatus for analyzing the spectrum of radio-frequency signals using a fiber optic recirculation loop | Ming Li | 2014-10-14 |
| 8779977 | Electro optical scanning phased array antenna for pulsed operation | — | 2014-07-15 |
| 8532486 | Method and apparatus for detecting radio-frequency signals using a dispersive fiber optical loop | Michael R. Stead | 2013-09-10 |
| 8506829 | Semiconductor hollow-core waveguide using photonic crystal gratings | — | 2013-08-13 |