Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8891755 | Telephone set and method of controlling off-hook/on-hook state of the telephone set | — | 2014-11-18 |
QC
Qiaoqiao CHENG
Overall (All Time): #3,135,521 of 4,157,543Top 80%
1
Patents All Time