Zai-An Pan
9Patents
2h-index
14Co-inventors
37Inventor score
Filing activity: Mar 16, 2006 → Mar 31, 2009
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8089559B2 | Digital photo frame with a picture-in-picture output function and method thereof | Electricity | 4 | Active |
| US8063987B2 | Digital photo frame with television tuning function and method thereof | Electricity | 4 | Active |
| US8047132B2 | Method for affixing a seal impression on a paper document and hand-held device using the same | Performing Operations; Transporting | 2 | Active |
| US7796778B2 | Digital watermarking system according to background image pixel brightness value and digital watermarking method | Electricity | 1 | Active |
| US7796777B2 | Digital watermarking system according to matrix margin and digital watermarking method | Physics | 1 | Active |
| US8189124B2 | Digital photo frame with a function of automatically power off | Electricity | 0 | Active |
| US8498970B2 | File processing device and method | Electricity | 0 | Active |
| US8336070B2 | Digital photo frame with television function and method thereof | Electricity | 0 | Active |
| US8248531B2 | Digital photo frame with television tuning function and method thereof | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.