Ernst Ismann
2Patents
2h-index
10Co-inventors
34Inventor score
Filing activity: Sep 24, 1975 → Feb 21, 1979
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4218032A | Apparatus for convoluting webs onto rotary cores | Physics | 14 | Expired |
| US4010912A | Apparatus for collecting webs of photographic paper or the like | Physics | 10 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.