Haijun GAO
4Patents
1h-index
7Co-inventors
37Inventor score
Filing activity: Aug 5, 2008 → Nov 1, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7886422B1 | Ultrasonic reclaim method for disk drive suspensions | Emerging Cross-Sectional Technologies | 8 | Active |
| US10309834B2 | Calibrating method and device for broad-band achromatic composite wave plate and corresponding measurement system | Physics | 0 | Active |
| US9200998B2 | Method and apparatus for ellipsometry measurement | Physics | 0 | Active |
| US12033901B2 | Device and method used for measuring wafers | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.