Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8603645 | Stable and efficient electroluminescent materials | Raymond Kwong, David B. Knowles, Bin Ma | 2013-12-10 |
| 8449990 | Electroluminescent efficiency | Raymond Kwong, David B. Knowles, Bin Ma, Xiao Li | 2013-05-28 |
| 7851072 | Stable and efficient electroluminescent materials | Raymond Kwong, David B. Knowles, Bin Ma | 2010-12-14 |
| 7709100 | Electroluminescent efficiency | Raymond Kwong, David B. Knowles, Bin Ma, Xiao Li | 2010-05-04 |