Dierk Schröder
21Patents
6h-index
16Co-inventors
66Inventor score
Filing activity: Jun 7, 1974 → Aug 12, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5715843A | Method of and apparatus for measuring the diameters of rod-shaped articles of the tobacco processing industry | Physics | 24 | Expired |
| US8074592B2 | Submarine with a propulsion drive with an electric motor ring | Performing Operations; Transporting | 10 | Active |
| US9394146B2 | Assembling an auxiliary lifting unit on a mobile crane | Emerging Cross-Sectional Technologies | 9 | Active |
| US6417676B1 | Method and apparatus for applying microwaves to measure the moisture content of material | Physics | 8 | Expired |
| US5594184A | Method of and apparatus for determining the weight of rod-shaped articles of the tobacco processing industry | Physics | 7 | Expired |
| US4041370A | Apparatus for rapidly detecting and calculating the root mean square of electrical measuring values in alternating current networks | Emerging Cross-Sectional Technologies | 6 | Expired |
| US9476311B2 | Variable-pitch propeller or repeller | Emerging Cross-Sectional Technologies | 5 | Active |
| US4719432A | Oscillator for measuring temperature | Physics | 5 | Expired |
| US7679377B2 | Measuring apparatus and method for determining a dielectric property, in particular moisture and/or density, in a product | Human Necessities | 4 | Expired |
| US5302907A | Method of and apparatus for ascertaining a characteristic value of a high-frequency oscillator | Physics | 3 | Expired |
| US3955133A | Apparatus for stabilization of electrical power supply mains | Emerging Cross-Sectional Technologies | 2 | Expired |
| US7262868B2 | Method of and apparatus for ascertaining the transverse dimensions of rod-shaped articles | Physics | 1 | Expired |
| US7659730B2 | Measuring apparatus and method for recognizing foreign bodies in a product, particularly tobacco, cotton or another fibrous product | Physics | 1 | Active |
| US9199711B2 | Drive cascade system for a watercraft | Emerging Cross-Sectional Technologies | 1 | Active |
| US9365276B2 | Drive cascade system for a watercraft | Emerging Cross-Sectional Technologies | 0 | Active |
| US8485118B2 | Submarine with a propulsion drive with an electric motor ring | Performing Operations; Transporting | 0 | Active |
| US7199592B2 | Method and apparatus for applying microwaves to measure the moisture content of material | Physics | 0 | Expired |
| US8572855B2 | Rotary position transducer assembly which compensates for radial play | Performing Operations; Transporting | 0 | Active |
| US9132998B2 | Adjustable bearing foot | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US8290633B2 | Method for operating a fluidic pipeline system | Emerging Cross-Sectional Technologies | 0 | Active |
| US4739285A | Oscillator having all-pass filter with resistance bridge for detecting physical parameters | Physics | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.