Delta Optoelectronics, Inc.
20Patents
0Active
20Granted
31Portfolio score
Filing activity: Mar 29, 2000 → Nov 15, 2005
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6717052B2 | Housing structure with multiple sealing layers | Electricity | 59 | Expired |
| US6612888B1 | Packaging method of electroluminescence devices | Electricity | 18 | Expired |
| US6774548B2 | Carbon nanotube field emission display | Emerging Cross-Sectional Technologies | 17 | Expired |
| US6724143B2 | Packaging structure for a display device | Electricity | 12 | Expired |
| US6686898B2 | Driving method and circuit of organic light emitting diode | Physics | 11 | Expired |
| US6672926B2 | Method of fabricating emitter of field emission display | Electricity | 11 | Expired |
| US6509581B1 | Structure and fabrication process for an improved polymer light emitting diode | Electricity | 6 | Expired |
| US6859594B2 | Color display device fabricated with light emitting polymer (LEP) fiber controlled by image display signals | Physics | 4 | Expired |
| US6534928B1 | Method for driving a flat-type lamp | Electricity | 3 | Expired |
| US7196464B2 | Light emitting cell and method for emitting light | Electricity | 2 | Expired |
| US6933669B2 | Planar fluorescent lamp having particular electrode structure | Physics | 2 | Expired |
| US6797985B1 | Active matrix organic light-emitting diode and manufacturing method thereof | Electricity | 2 | Expired |
| US6489174B1 | Method of fabricating organic light emitting diode | Electricity | 1 | Expired |
| US7218064B2 | Cold cathode flat fluorescent lamp and driving method therefor | Emerging Cross-Sectional Technologies | 1 | Expired |
| US7148626B2 | Flat lamp structure with electrodes disposed on outer surface of the substrate | Electricity | 0 | Expired |
| US6348765B1 | Sychronous switching device for fluorescent lamp | Physics | 0 | Expired |
| US6984546B2 | Method for forming a thin film light emitting device | Emerging Cross-Sectional Technologies | 0 | Expired |
| US6448705B1 | Structure of a vacuum display device | Electricity | 0 | Expired |
| US6452327B1 | Fluorescent lamp module structure | Electricity | 0 | Expired |
| US7250716B2 | Cold cathode flat fluorescent lamp and patterned electrode thereof | Electricity | 0 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.