Michael Krammer
3Patents
3h-index
3Co-inventors
39Inventor score
Filing activity: Dec 11, 1997 → Apr 22, 2004
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6237178A | Toothbrush comprising a brush member having bristles of different lengths, and brush member having bristles of different lengths for a tooth brush | Emerging Cross-Sectional Technologies | 272 | Expired |
| US7736408B2 | Removable dust collecting receptacle | Emerging Cross-Sectional Technologies | 38 | Active |
| US7445655B2 | Removable dust collector | Emerging Cross-Sectional Technologies | 31 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.