Thomas Ohlsson
21Patents
11h-index
17Co-inventors
72Inventor score
Filing activity: Jun 19, 1975 → Mar 17, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5509248A | Method for filling and packing insulating powder in the walls of a cabinet body | Emerging Cross-Sectional Technologies | 96 | Expired |
| US5772603A | Device for filtering ECG signals | Human Necessities | 48 | Expired |
| US6828894B1 | Isolation transformer arrangement | Electricity | 46 | Expired |
| US5873646A | Lighting arrangement at a refrigerator or freezer cabinet | Mechanical Engineering; Lighting; Heating | 41 | Expired |
| US5921939A | Device for monitoring measurement electrodes to detect the presence of faults in electrode, leads and in the connection of the electrodes to a patient | Human Necessities | 31 | Expired |
| US5564428A | Method and apparatus for enhancing the signal-to-noise ratio of ECG signals | Human Necessities | 26 | Expired |
| US4023565A | Circuit arrangement for the processing of physiological measuring signals | Electricity | 22 | Expired |
| US5433208A | Device for filtering out baseline fluctuations from physiological measurement signals | Human Necessities | 17 | Expired |
| US5479933A | Method and apparatus for processing ECG signals | Human Necessities | 14 | Expired |
| US5792063A | Device for monitoring measurement electrodes, devised for picking up physiological measurement signals, and their leads | Human Necessities | 14 | Expired |
| US5469856A | Method and device for filtering out baseline fluctuations from an electrocardiogram | Human Necessities | 12 | Expired |
| US4182316A | Holographic installation | Human Necessities | 9 | Expired |
| US4813035A | Transmultiplexer virtual group distribution frame | Electricity | 7 | Expired |
| US6488530B2 | Interface unit for an electrophysiological monitoring system | Human Necessities | 6 | Expired |
| US5075678A | Method and apparatus for analog-to-digital conversion | Electricity | 6 | Expired |
| US3991748A | Circuit arrangement for the processing of physiological measuring signals | Physics | 5 | Expired |
| US6823208B2 | Interface unit for an electrophysiology measurement system | Human Necessities | 5 | Expired |
| US5068658A | Method and apparatus for analog-to-digital conversion | Electricity | 5 | Expired |
| US5532951A | Device for eliminating ringing in filtered ECG signals | Human Necessities | 3 | Expired |
| USD779570S1 | Crusher | General | 2 | Active |
| US5427110A | Circuit arrangement for the processing of physiological measurement signals | Emerging Cross-Sectional Technologies | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.