Helmut Heinzelmann
6Patents
3h-index
10Co-inventors
46Inventor score
Filing activity: Aug 16, 2001 → Oct 16, 2007
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6854740B2 | Tool mounting for a hand machine tool | Emerging Cross-Sectional Technologies | 12 | Expired |
| US7635032B2 | Hand-held tool comprising a shaft and a lifting bearing which is mounted on the shaft | Performing Operations; Transporting | 7 | Active |
| US8281873B2 | Hand-held power tool | Performing Operations; Transporting | 6 | Active |
| US7273112B2 | Electric power tool having a drive mechanism that can be switched among drilling, percussion drilling, and chiseling modes of operation | Performing Operations; Transporting | 3 | Expired |
| US8281872B2 | Drill hammer with three modes of operation | Performing Operations; Transporting | 1 | Active |
| US7597625B2 | Snap-in disk and overload clutch with a snap-in disk | Mechanical Engineering; Lighting; Heating | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.