Patrick Elliott Perkins
4Patents
4h-index
6Co-inventors
43Inventor score
Filing activity: Jan 5, 1990 → Oct 6, 2003
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5000566A | Optical velocimeter | Physics | 23 | Expired |
| US6188078A | Optical metrology device for precision angular measurement of a pointing mirror | Physics | 17 | Expired |
| US6947621B2 | Robust heterodyne interferometer optical gauge | Physics | 9 | Expired |
| US7003186B2 | Waveguide-based optical interferometer | Physics | 9 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.