Issued Patents All Time
Showing 51–60 of 60 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7501755 | Electron injection layer material for organic electroluminescence device | Yudi Gao, Deqiang Zhang, Wang Liduo | 2009-03-10 |
| 7317280 | Organic light-emitting devices and their encapsulation method and application of this method | Lian Duan, Yang Li, Liduo Wang | 2008-01-08 |
| 7232616 | Organic electroluminescent materials and devices made from such materials | Juan Qiao | 2007-06-19 |
| 7227027 | Carbazole derivative and its use in electroluminescent devices | Juan Qiao, Jianhua Wang, Liduo Wang, Lian Duan, Gangtie Lei | 2007-06-05 |
| 6806491 | Organic light-emitting devices | Yudi Gao, Peng Wei, Deqiang Zhang, Liduo Wang | 2004-10-19 |
| 6410766 | Emitting materials used for organic EL based on tridentate ligands | Yan Shao | 2002-06-25 |
| 5720916 | Process for medical articles of syndiotactic polypropylene | Joel L. Williams, Shel McGuire | 1998-02-24 |
| 5643432 | Selective anodization of capacitor anode body | — | 1997-07-01 |
| 5548474 | Electrical components such as capacitors having electrodes with an insulating edge | Chorng-Jeou Chen, Richard Ladew, Jeffrey P. Mevissen | 1996-08-20 |
| 5470677 | Electrolyte gel | Joel L. Williams, Tal M. Nahir | 1995-11-28 |