Ulrich Sieben
28Patents
14h-index
26Co-inventors
77Inventor score
Filing activity: Sep 6, 1988 → Oct 20, 2006
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6245057A | Device for treating malignant, tumorous tissue areas | Human Necessities | 216 | Expired |
| US6280586A | Measuring device using biological cells or chemical biologically active substances contained in an analyte | Physics | 171 | Expired |
| US6376233B1 | Device for conducting research on cell specimens and similar materials | Chemistry; Metallurgy | 120 | Expired |
| US6754468B1 | Local communications device | Electricity | 113 | Expired |
| US5851489A | Specimen slide for a microscope | Performing Operations; Transporting | 95 | Expired |
| US6368851B1 | Method and apparatus for measuring a state variable | Chemistry; Metallurgy | 75 | Expired |
| US5820548A | Apparatus for treating malignant tissue changes | Human Necessities | 60 | Expired |
| US6425289B1 | Capacitive sensor | Physics | 36 | Expired |
| US6638743B2 | Method for measuring a state variable | Chemistry; Metallurgy | 29 | Expired |
| US6104495A | Measuring apparatus | Physics | 28 | Expired |
| US6277629A | Apparatus for measuring physiological parameters | Emerging Cross-Sectional Technologies | 27 | Expired |
| US5059979A | Digital control circuit for tuning systems with a pulse density modulation digital to analog converter | Electricity | 21 | Expired |
| US6033916A | Measuring device and method for making same | Emerging Cross-Sectional Technologies | 16 | Expired |
| US6475760B1 | Method for intracellular manipulation of a biological cell | Chemistry; Metallurgy | 14 | Expired |
| US4858008A | Apparatus for the digital generation of vertical synchronizing and field identification signals | Electricity | 10 | Expired |
| US5844674A | Virtual reality system with an optical position-sensing facility | Physics | 10 | Expired |
| US6413474B1 | Measuring device | Electricity | 8 | Expired |
| US6210977A | Measuring device and method for making same | Emerging Cross-Sectional Technologies | 5 | Expired |
| US6370960B1 | Capacitive sensor | Physics | 5 | Expired |
| US6765394B1 | Capacitive magnetic field sensor | Physics | 3 | Expired |
| US4858007A | Digital data slicer circuit for digital teletext signals | Electricity | 3 | Expired |
| US7501276B2 | Apparatus for intracellular manipulation of a biological cell | Chemistry; Metallurgy | 2 | Expired |
| US7675165B2 | Mount for a programmable electronic processing device | Electricity | 2 | Active |
| US5218437A | Signal separator for separating teletext bit sequences from a broadcast television signal | Electricity | 1 | Expired |
| US7606869B2 | Method and device for the exchange of data | Electricity | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.