Ralf Gradke
3Patents
2h-index
3Co-inventors
37Inventor score
Filing activity: Mar 27, 2000 → May 17, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7537776B1 | Liquid concentrate for preserving cosmetics | Human Necessities | 11 | Expired |
| US8501206B2 | Liquid concentrate for preserving cosmetics | Human Necessities | 5 | Active |
| US8197833B2 | Liquid concentrate for preserving cosmetics | Human Necessities | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.