Helmut Junge
7Patents
3h-index
8Co-inventors
42Inventor score
Filing activity: Apr 8, 1974 → Nov 27, 1981
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4462832A | Less abrasive pigment or printing ink, and method of reducing abrasion caused by pigments and printing inks | Chemistry; Metallurgy | 5 | Expired |
| US4229343A | Azo dyes from an oxadiazolyl-substituted aniline | Chemistry; Metallurgy | 5 | Expired |
| US4052377A | Monoazo dye having a .beta.-hydroxynaphthoic acid amide coupling component | Chemistry; Metallurgy | 4 | Expired |
| US4116953A | Azo dyes | Chemistry; Metallurgy | 2 | Expired |
| US4053463A | Heterocyclic azo pigments | Chemistry; Metallurgy | 2 | Expired |
| US4052371A | Azo pigment or dye having a naphthyl-quinazalone coupling component | Chemistry; Metallurgy | 2 | Expired |
| US3931300A | Process for the production of dichlorobenzoic acids | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.