SensorDynamics AG
14Patents
1Active
14Granted
36Portfolio score
Filing activity: Aug 15, 1994 → Sep 13, 2007 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5804713A | Apparatus for sensor installations in wells | Physics | 77 | Expired |
| US6442304B1 | Apparatus and method for protecting devices, especially fibre optic devices, in hostile environments | Physics | 60 | Expired |
| US5754293A | Apparatus for the simultaneous acquisition of high bandwidth information in very long arrays containing large numbers of sensor elements | Physics | 58 | Expired |
| US6006828A | Apparatus for the remote deployment of valves | Fixed Constructions | 41 | Expired |
| US6532839B1 | Apparatus for the remote measurement of physical parameters | Physics | 38 | Expired |
| US5570437A | Apparatus for the remote measurement of physical parameters | Physics | 35 | Expired |
| US5872876A | Optical fibre sensor element | Physics | 30 | Expired |
| US5515459A | Optical fibre pressure sensor | Physics | 24 | Expired |
| US5582064A | Remotely deployable pressure sensor | Fixed Constructions | 22 | Expired |
| US6766703B1 | Apparatus and method for enhancing remote sensor performance and utility | Fixed Constructions | 21 | Expired |
| US5991026A | Apparatus for multiplexing fibre-optic sensing interferometers | Physics | 20 | Expired |
| US6817257B2 | Apparatus for the remote measurement of physical parameters | Physics | 14 | Expired |
| US8042393B2 | Arrangement for measuring a rate of rotation using a vibration sensor | Physics | 7 | Active |
| USRE38052E1 | Sensing apparatus for sensing pressure or temperature in oil wells, including transmitter relaying pressure or temperature information to a remote control point | General | 4 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.