Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10535312 | Driving methods and circuit for bi-stable displays | Robert A. Sprague, Andrew Ho, Yajuan Chen, HongMei Zang, Chein Wang | 2020-01-14 |
| 10002575 | Driving methods and circuit for bi-stable displays | Robert A. Sprague, Andrew Ho, Yajuan Chen, HongMei Zang, Chein Wang | 2018-06-19 |
| 9373289 | Driving methods and circuit for bi-stable displays | Robert A. Sprague, Andrew Ho, Yajuan Chen, HongMei Zang, Chein Wang | 2016-06-21 |
| 9171508 | Driving bistable displays | Robert A. Sprague, Wanheng Wang, Yajuan Chen, Andrew Ho, Bryan Hans Chan +1 more | 2015-10-27 |
| 8730153 | Driving bistable displays | Robert A. Sprague, Wanheng Wang, Yajuan Chen, Andrew Ho, Bryan Hans Chan +1 more | 2014-05-20 |
| 8462102 | Driving methods for bistable displays | Yajuan Chen, Robert A. Sprague, HongMei Zang | 2013-06-11 |
| 8243013 | Driving bistable displays | Robert A. Sprague, Wanheng Wang, Yajuan Chen, Andrew Ho, Bryan Hans Chan +1 more | 2012-08-14 |