Eiichi Izumi
5Patents
4h-index
5Co-inventors
42Inventor score
Filing activity: Oct 20, 1982 → Jul 18, 1990
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4774433A | Apparatus for generating metal ions | Electricity | 16 | Expired |
| US4851673A | Secondary ion mass spectrometer | Electricity | 10 | Expired |
| US4510387A | Ion micro-analysis | Electricity | 8 | Expired |
| US5041725A | Secondary ion mass spectrometry apparatus | Physics | 5 | Expired |
| US4833331A | Method of holding an electrically insulating sample | Electricity | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.