Manfred Petzold
13Patents
6h-index
16Co-inventors
55Inventor score
Filing activity: Jun 7, 1976 → Apr 25, 1983
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4250050A | Sulfosuccinate emulsifiers | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4201680A | Smoothing agents for treating textile fiber material | Textiles; Paper | 9 | Expired |
| US4299975A | Sulfosuccinate emulsifiers | Emerging Cross-Sectional Technologies | 8 | Expired |
| US4136054A | Cationic textile agent compositions having an improved cold water solubility | Textiles; Paper | 8 | Expired |
| US4474668A | Smoothing agents for textile fibers | Textiles; Paper | 7 | Expired |
| US4082689A | Antifoam compositions and process with bis-.alpha.-hydroxyamine derivatives | Chemistry; Metallurgy | 7 | Expired |
| US4090845A | Process for the dyeing of polyacrylonitrile fibrous material | Emerging Cross-Sectional Technologies | 6 | Expired |
| US4421932A | Manufacture of quaternary ammonium compounds | Textiles; Paper | 4 | Expired |
| US4094812A | Antifoam composition and process with .alpha.-hydroxyamine derivatives | Chemistry; Metallurgy | 3 | Expired |
| US4087247A | Process for the dyeing of polyacrylonitrile fibers | Emerging Cross-Sectional Technologies | 3 | Expired |
| US4122018A | Smoothing agents for treating textile fiber material | Textiles; Paper | 3 | Expired |
| US4183875A | Substituted melamine additives useful in molding compositions based on thermosetting resins | Chemistry; Metallurgy | 3 | Expired |
| US4139553A | Hydroxysulfobetaines and their use in antistatic finishing of synthetic fiber materials | Textiles; Paper | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.