Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9208970 | Key assembly for a handheld electronic device having a one-piece keycap | Chao Chen, Dietmar Frank Wennemer | 2015-12-08 |
| 8723062 | Key assembly for a handheld electronic device having a one-piece keycap | Chao Chen, Dietmar Frank Wennemer | 2014-05-13 |
| 8644033 | Handheld electronic device including multi-compartment shielding container and associated methods | Chao Chen, Douglas Fregin | 2014-02-04 |
| 8358267 | Conjoined input keys adjacent a navigation tool on a handheld electronic device | Chao Chen, Cortez Corley, Todd Andrew Wood | 2013-01-22 |
| 8263887 | Backlit key assembly having a reduced thickness | Chao Chen, Dietmar Frank Wennemer | 2012-09-11 |
| 7970431 | Removable trackball for a handheld wireless communication device | Chao Chen | 2011-06-28 |