Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9007568 | Distance detecting induction device | Guofeng Chen | 2015-04-14 |
| 8766195 | Distance detection induction device | Guofeng Chen, Xingyan Liu | 2014-07-01 |
| 8729477 | Distance detecting induction device | Hong-Chang Huang | 2014-05-20 |
| 8625084 | Distance detecting induction device | Hong-Chang Huang | 2014-01-07 |