Norbert Schafer
4Patents
3h-index
8Co-inventors
43Inventor score
Filing activity: Sep 9, 1976 → Sep 1, 1988
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4700075A | Detector for back-scattered electrons | Electricity | 21 | Expired |
| US4900932A | Cathodoluminescence detector utilizing a hollow tube for directing light radiation from the sample to the detector | Electricity | 13 | Expired |
| US4058731A | Specimen holder for a corpuscular-beam apparatus | Electricity | 9 | Expired |
| US4628226A | Method and arrangement for preventing cathode damage when switching on field emission electron guns | Electricity | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.