SENTEC LTD
40Patents
24Active
40Granted
50Portfolio score
Filing activity: Feb 3, 1983 → Oct 20, 2021 · 4 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6760610B2 | Sensor and method for measurement of physiological parameters | Human Necessities | 219 | Expired |
| US5987995A | Fiber optic pressure catheter | Physics | 122 | Expired |
| US5923423A | Heterodyne scatterometer for detecting and analyzing wafer surface defects | Physics | 104 | Expired |
| US6868736B2 | Ultra-miniature optical pressure sensing system | Physics | 81 | Expired |
| US5982288A | Visibility sensor system | Physics | 64 | Expired |
| US6414475B1 | Current sensor | Physics | 51 | Expired |
| US4600962A | Apparatus for monitoring and protecting a device against a plurality of fault conditions | Electricity | 29 | Expired |
| US6141098A | Fiber optic temperature sensor | Physics | 28 | Expired |
| US5870511A | Fiber optic temperature sensor | Physics | 28 | Expired |
| US6734661B2 | Current Sensor | Physics | 24 | Expired |
| US6597446B2 | Holographic scatterometer for detection and analysis of wafer surface deposits | Physics | 21 | Expired |
| USD483488S1 | Sensor for medical purposes | General | 12 | Expired |
| US6677850B2 | Layered current sensor | Physics | 10 | Expired |
| US6330519A | Visibility sensor system | Performing Operations; Transporting | 8 | Expired |
| US10072596B2 | Control unit for a fuel injector | Emerging Cross-Sectional Technologies | 8 | Active |
| USD906518S1 | Connector for an electrical array of medical devices | General | 7 | Active |
| US8527023B2 | Device and method for transcutaneous determination of blood gases | Human Necessities | 6 | Active |
| US11650087B2 | Ultrasonic meter including one or more pairs of ultrasonic transducers and two or more protrusions arranged to exclude fluid from non-sampled volume | Physics | 5 | Active |
| US7472605B2 | Magnetic transducer having electrodes with metal and a layer of a salt of that metal | Physics | 5 | Expired |
| US10307090B2 | Sensor for detection of gas and method for detection of gas | Physics | 5 | Active |
| US8890509B2 | Current sensor | Physics | 2 | Active |
| US9684016B2 | Sensors | Physics | 2 | Active |
| US10627273B2 | Ultrasonic flow rate metering | Performing Operations; Transporting | 2 | Active |
| US9689361B2 | Method of operating a fuel injector, a control unit that performs the method, and a system that includes the control unit | Emerging Cross-Sectional Technologies | 2 | Active |
| US7735379B2 | Electrode for magnetic flow sensor | Emerging Cross-Sectional Technologies | 2 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.