Chengfa Yang
2Patents
1h-index
6Co-inventors
27Inventor score
Filing activity: Dec 18, 2017 → Sep 25, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US11746406B2 | Mask, preparation method and operation method thereof | Electricity | 2 | Active |
| US11250185B2 | Method and apparatus for calculating equivalent mechanical parameters of film layer etching region | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.