Heidrun Bertram
6Patents
4h-index
9Co-inventors
46Inventor score
Filing activity: Oct 19, 1973 → Dec 9, 1985
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4042716A | Preservative for fodder, mixed fodder and silage | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4044169A | Feed additive for ruminants | Emerging Cross-Sectional Technologies | 5 | Expired |
| US4056658A | Food and fodder additive | Human Necessities | 5 | Expired |
| US4705689A | Use of aqueous sodium or potassium methioninate solution for supplemental mixed fodders with methionine | Emerging Cross-Sectional Technologies | 4 | Expired |
| US4073945A | Fodder for cows | Emerging Cross-Sectional Technologies | 3 | Expired |
| US3968253A | Feed additive for ruminants | Emerging Cross-Sectional Technologies | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.