Dietmar Hahn
14Patents
11h-index
25Co-inventors
64Inventor score
Filing activity: Nov 22, 1996 → Dec 22, 2004
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5766441A | Method for manfacturing an orifice plate | Performing Operations; Transporting | 82 | Expired |
| US5852866A | Process for producing microcoils and microtransformers | Emerging Cross-Sectional Technologies | 65 | Expired |
| US5899390A | Orifice plate, in particular for injection valves | Emerging Cross-Sectional Technologies | 53 | Expired |
| US7372226B2 | Method for switching off a power tool | Electricity | 47 | Expired |
| US6543274B1 | Sensor array and method for determining the density and viscosity of a liquid | Physics | 41 | Expired |
| US5924634A | Orifice plate, in particular for injection valves, and method for manufacturing an orifice plate | Emerging Cross-Sectional Technologies | 39 | Expired |
| US6269686A | Sensor, in particular for measuring the viscosity and density of a medium | Physics | 36 | Expired |
| US7628219B2 | Handle with detecting unit | Performing Operations; Transporting | 26 | Active |
| US7071645B2 | Braking device for an electric motor, electrical apparatus provided with the braking device, and a method of braking | Electricity | 19 | Expired |
| US5976342A | Method for manufacturing an orifice plate | Performing Operations; Transporting | 15 | Expired |
| US6131880A | Microvalve and method for manufacturing a microvalve | Emerging Cross-Sectional Technologies | 14 | Expired |
| US5924674A | Microvalve and method for manufacturing a microvalve | Emerging Cross-Sectional Technologies | 11 | Expired |
| US6787047B1 | Methods for manufacturing a microstructured sensor | Physics | 10 | Expired |
| US7372228B2 | Electric power tool with memory capability | Emerging Cross-Sectional Technologies | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.