Guenter Dunkelmann
5Patents
3h-index
2Co-inventors
36Inventor score
Filing activity: Jul 31, 1974 → Apr 7, 1978
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4157893A | Uniformly dyed water-swellable cellulosic fibers | Chemistry; Metallurgy | 7 | Expired |
| US4052398A | Diazarhodamine-lactones, their manufacture and their use as dye intermediates for copying processes | Performing Operations; Transporting | 3 | Expired |
| US3931182A | Lactones of the diazaxanthene series, their production and their use as dye-forming components for copying methods | Performing Operations; Transporting | 3 | Expired |
| US4145341A | Water-soluble azo dyes containing diaminopyrimidine coupler components | Chemistry; Metallurgy | 2 | Expired |
| US4113720A | Disperse azo dye with diaminopyrimidine coupling component | Chemistry; Metallurgy | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.