Walter Zweifel
2Patents
1h-index
2Co-inventors
27Inventor score
Filing activity: Aug 25, 1975 → Aug 20, 1979
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4235682A | Sealing solution and process to prevent deposits forming during the sealing of anodized aluminum surfaces | Chemistry; Metallurgy | 5 | Expired |
| US3963591A | Method of coloring of anodized aluminum and aluminum alloys by electrolytic treatment in the metal salt solutions | Chemistry; Metallurgy | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.