Siegfried Dengler
4Patents
1h-index
3Co-inventors
30Inventor score
Filing activity: Jun 17, 1974 → Oct 28, 1977
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4002619A | Coumarine dyestuffs of the dispersion series | Chemistry; Metallurgy | 7 | Expired |
| US3970675A | Disperse dyestuffs | Chemistry; Metallurgy | 0 | Expired |
| US4210757A | Novel naphthoylene-perinones disperse dyestuffs | Chemistry; Metallurgy | 0 | Expired |
| US4067889A | Disperse dyestuffs | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.