Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9071703 | Multifunctional keyboard for a mobile communication device and method of operating the same | Wen Zhao, Runbo Fu, Xin Jin, Karen A. Rudnitski | 2015-06-30 |
| 8559622 | Multifunctional keyboard for a mobile communication device and method of operating the same | Wen Zhao, Runbo Fu, Xin Jin, Karen A. Rudnitski | 2013-10-15 |
| 8391468 | Multifunctional keyboard for a mobile communication device and method of operating the same | Wen Zhao, Runbo Fu, Xin Jin, Karen A. Rudnitski | 2013-03-05 |
| 7634080 | Multifunctional keyboard for a mobile communication device and method of operating the same | Wen Zhao, Runbo Fu, Xin Jin, Karen A. Rudnitski | 2009-12-15 |