Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7883643 | Overvoltage protection materials and process for preparing same | Chi-Ming Chan, Kai-Mo Ng, Ying Kit Cheung | 2011-02-08 |
| 7803289 | Overvoltage protection materials and process for preparing same | Chi-Ming Chan, Kai-Mo Ng, Ying Kit Cheung | 2010-09-28 |
| 7763185 | Overvoltage protection materials and process for preparing same | Chi-Ming Chan, Kai-Mo Ng, Ying Kit Cheung | 2010-07-27 |
| 7589611 | Overvoltage protection materials and process for preparing same | Chi-Ming Chan, Kai-Mo Ng, Ying Kit Cheung | 2009-09-15 |