John Krueger
6Patents
4h-index
14Co-inventors
54Inventor score
Filing activity: Apr 27, 1977 → Jul 9, 1996
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5561935A | Trigger lock for firearms | Mechanical Engineering; Lighting; Heating | 42 | Expired |
| US5557167A | Transmission mode photocathode sensitive to ultravoilet light | Electricity | 8 | Expired |
| US5697826A | Transmission mode photocathode sensitive to ultraviolet light | Electricity | 5 | Expired |
| US4120574A | Portable microfilm reader | Physics | 4 | Expired |
| US4131348A | Collapsible microfilm reader | Physics | 3 | Expired |
| US4244641A | Microfilm reader | Physics | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.