Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12391878 | Method for preparing quantum dot light-emitting diodes | Jie Zhang | 2025-08-19 |
| 12209215 | Method for preparing quantum dots light-emitting diode | Jie Zhang | 2025-01-28 |
| 12069887 | Laminated structure and preparation method thereof, LED and preparation method thereof | Tao Zhang, Pei Zhu, Zhitian Luo | 2024-08-20 |
| 11997911 | Method for preparing quantum dots light-emitting diode | Jie Zhang | 2024-05-28 |
| 11965124 | QLED and manufacturing method thereof | Jie Zhang | 2024-04-23 |
| 11955580 | Quantum dot light emitting diode, preparation method thereof, and composite material | Xiongzhi Wang, Le Li, Tao Zhang, Zhenghang XIN, Xue Li | 2024-04-09 |
| 11889745 | QLED manufacturing method | Jie Zhang | 2024-01-30 |
| 11877501 | Post-processing method of quantum dot light-emitting diode | Jie Zhang | 2024-01-16 |
| 11778891 | Crosslinked nanoparticle thin film, preparation method thereof, and thin film optoelectronic device having the same | Song Chen, Lei Qian, Yixing Yang, Weiran Cao | 2023-10-03 |
| 11121346 | OLED devices having improved efficiency | Ruiqing Ma, Julia J. Brown, Michael Hack, Jason Paynter | 2021-09-14 |
| 10977986 | Preset reverse drive method applied in video displaying process | Le Li, Lei Qian, Yixing Yang, Weiran Cao | 2021-04-13 |
| 10686159 | OLED devices having improved efficiency | Ruiqing Ma, Julia J. Brown, Michael Hack, Jason Paynter | 2020-06-16 |
| 10020466 | Flexible multilayer scattering substrate used in OLED | Ruiqing Ma, Renata Saramak | 2018-07-10 |
| 9899631 | Flexible multilayer scattering substrate used in OLED | Ruiqing Ma, Renata Saramak | 2018-02-20 |
| 9640781 | Devices to increase OLED output coupling efficiency with a high refractive index substrate | Ruiqing Ma | 2017-05-02 |
| 9496523 | Devices and methods to improve light outcoupling from an OLED array | — | 2016-11-15 |