Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8028047 | Communication device and method for determining function unit of communication device to be compatible with a computer | Gui-Ping Sun | 2011-09-27 |
| 7901489 | Electrostatic precipitator with high efficiency | Lieshui Jin | 2011-03-08 |