Holger Lettmann
4Patents
2h-index
16Co-inventors
34Inventor score
Filing activity: Sep 20, 2002 → Feb 3, 2005
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6892602B2 | Device for fastening a casing tube switch module to the casing tube of a motor vehicle steering shaft | Emerging Cross-Sectional Technologies | 9 | Expired |
| US6700219B2 | Steering column module | Performing Operations; Transporting | 4 | Expired |
| US7018223B2 | Connecting device | Electricity | 2 | Expired |
| US7950690B2 | Steering wheel for a motor vehicle | Emerging Cross-Sectional Technologies | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.