Horst E. Hirsch
5Patents
3h-index
9Co-inventors
42Inventor score
Filing activity: Dec 13, 1974 → Mar 31, 1980
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US3966568A | Electrowinning of gallium | Chemistry; Metallurgy | 29 | Expired |
| US4192851A | Leaching of metal sulphides | Chemistry; Metallurgy | 8 | Expired |
| US4071422A | Process for concentrating and recovering gallium | Emerging Cross-Sectional Technologies | 5 | Expired |
| US4263109A | Precipitation of chloride from zinc sulphate solution | Emerging Cross-Sectional Technologies | 3 | Expired |
| US4231981A | Cadmium mercury telluride sputtering targets | Chemistry; Metallurgy | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.