| Patents for G01L 1 - Measuring force or stress, in general (22,371) |
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| 04/05/1990 | WO1990003557A1 Vibrating strip transducer |
| 04/04/1990 | EP0361588A1 Optical fibre sensor |
| 04/04/1990 | EP0361473A2 Vibration type force detector |
| 04/04/1990 | EP0360923A1 Measuring platform |
| 04/04/1990 | CN2055595U Metallic film resistance strain tube |
| 04/04/1990 | CN1007406B Force measuring device for the acupuncture therapy |
| 04/03/1990 | US4914611 Force measuring device |
| 04/03/1990 | US4914487 Photoelasticity determination of a deformation or stress field |
| 04/03/1990 | US4912990 Magnetically driven vibrating beam force transducer |
| 04/03/1990 | US4912983 Sealed tensiometer |
| 03/28/1990 | EP0360759A1 Force transducer using optical wave guiding elements integrated in a substrate |
| 03/28/1990 | EP0360346A2 Process and device for optical force measurement |
| 03/27/1990 | US4912355 Superlattice strain gage |
| 03/27/1990 | US4911512 Waveguide type optical head |
| 03/27/1990 | US4911023 Force sensing apparatus |
| 03/27/1990 | US4911016 Semiconductor strain gauge bridge circuit |
| 03/27/1990 | US4911004 Devices and methods for determining axial loads |
| 03/27/1990 | CA1267201A1 Inductance systems |
| 03/22/1990 | WO1990002586A1 Impact recorder |
| 03/21/1990 | EP0359534A2 A method of manufacturing a sensing element |
| 03/21/1990 | EP0359533A1 Electrical sensing element |
| 03/21/1990 | EP0359132A2 Thin film resistor for strain gauge |
| 03/20/1990 | US4909339 Weight and pressure measuring device |
| 03/15/1990 | DE3830604A1 Pressure-measuring electrical lead and its production method |
| 03/14/1990 | EP0358390A2 Piezoelectric transducer |
| 03/14/1990 | EP0357966A1 Devices and methods for determining axial loads |
| 03/14/1990 | EP0357616A1 Process and device for compensating errors of measurement. |
| 03/13/1990 | US4908574 Capacitor array sensors for determining conformity to surface shape |
| 03/07/1990 | EP0357253A2 Fibre optic sensor |
| 03/07/1990 | EP0356482A1 A sensor and transducer apparatus. |
| 03/06/1990 | US4905524 Measuring device for detecting a differential angle of rotation or differential torque of a rorsionally stressed machine part |
| 03/06/1990 | US4905523 Force detector and moment detector using resistance element |
| 03/01/1990 | DE3828943A1 Force measuring device |
| 03/01/1990 | DE3828550A1 Force measuring ring |
| 02/28/1990 | EP0356299A1 Strain gauge transducer with a low sensitivity to electrical interferences |
| 02/22/1990 | WO1990001703A1 Matched pairs of force transducers |
| 02/20/1990 | US4901586 Electrostatically driven dual vibrating beam force transducer |
| 02/20/1990 | US4901584 Method of measuring locally specific pressures |
| 02/20/1990 | CA1265945A1 Fibre optic cable responsive to microbending forces |
| 02/20/1990 | CA1265939A1 Indicator with staged data processing |
| 02/15/1990 | DE3827569A1 Device for optoelectronic force measurement |
| 02/14/1990 | EP0354238A1 Resilient connecting device, in particular with incorporated force-measuring device and process for manufacturing it. |
| 02/14/1990 | CN1039654A Ultrasonic axial stress gage |
| 02/13/1990 | US4900922 Arrangement of a light wave conductor-phase sensor for the measurement of minute elongations |
| 02/13/1990 | US4900920 Device for and method of measuring minute elongations by means of light wave conductor sensors |
| 02/13/1990 | US4899600 Compact force transducer with mechanical motion amplification |
| 02/13/1990 | US4899599 Strain force sensor means |
| 02/08/1990 | WO1990001151A1 Linearization circuit and method |
| 02/08/1990 | WO1990001148A1 A mass and force meter with elastic reduction |
| 02/08/1990 | WO1990001147A1 A mass and force measuring device |
| 02/08/1990 | DE3917230A1 Measuring spring with upper and lower clamp |
| 02/06/1990 | US4899125 Cantilever beam transducers and methods of fabrication |
| 01/31/1990 | EP0352773A2 Piezoresistive Si single crystal pressure transducer |
| 01/31/1990 | EP0289518B1 Measurement system for determining the differential rotation angle or differential torque of a machine part subjected to torsion |
| 01/30/1990 | US4897629 Electrical control device |
| 01/30/1990 | US4897541 Sensors for detecting electromagnetic parameters utilizing resonating elements |
| 01/30/1990 | US4896544 Magnetoelastic torque transducer |
| 01/30/1990 | CA1264961A1 Force measuring device |
| 01/25/1990 | DE3824671A1 Method and device for producing at least one signal, which is coded in the time domain, from an analog signal |
| 01/25/1990 | DE3824636A1 Force pick-up, especially for balances |
| 01/18/1990 | DE3903094A1 Tactile sensor |
| 01/17/1990 | EP0351006A2 Pressure or force transducer using an axial-symmetric circular spring |
| 01/17/1990 | EP0350638A2 Tactile sensor |
| 01/11/1990 | WO1990000293A1 Hand tool with means for detecting flexion of the end-piece |
| 01/11/1990 | DE3822512A1 Force measuring device |
| 01/10/1990 | EP0350153A2 Piezoelectric physical quantity detector |
| 01/10/1990 | CN2050973U Wheel-web type pressure transducer |
| 01/09/1990 | US4892163 Weighing device for strain gauges |
| 01/09/1990 | US4891985 Force sensor with attached mass |
| 01/09/1990 | CA1264335A1 Vibration type weight measuring apparatus |
| 01/03/1990 | EP0349443A1 Handtool provided with flexion detection means of the extremity element |
| 01/03/1990 | EP0348658A2 Thick film force or pressure transducer |
| 01/03/1990 | EP0348657A2 Force or pressure transducer |
| 01/03/1990 | EP0264388B1 Circuitry for measuring mechanical deformation, specially under pressure |
| 01/03/1990 | CN1038518A Automatic stress gauge for glass |
| 12/28/1989 | WO1989012912A1 Stress conversion device and its production method |
| 12/28/1989 | DE3820878A1 Capacitive sensor element for the construction of mechanical-electrical transducers |
| 12/27/1989 | CA1264018A1 Electro-conductive elastomeric devices |
| 12/20/1989 | CN1038162A Vibrating type transducer and manufacturing process thereof |
| 12/19/1989 | US4887899 Apparatus and method for electronic analysis of test objects |
| 12/19/1989 | US4887682 Method and apparatus for nullifying electrical offsets in a torsion sensor |
| 12/19/1989 | US4887471 Compensation for sensitivity drift in magnetoelastic force transducers |
| 12/19/1989 | US4887470 Wire bond force calibration meter |
| 12/13/1989 | EP0345641A2 Device for analysing the stress of an object |
| 12/13/1989 | CN2049351U Silicon force sensing unit for rood-beam island construction |
| 12/13/1989 | CN2049350U Ergograph |
| 12/12/1989 | US4886361 Flat tactile sensor |
| 12/12/1989 | CA1263817A1 Method for adjusting a resistance-gage force transducer and an adjusted force transducer thus obtained |
| 12/06/1989 | EP0345142A2 Sensors for detecting electromagnetic parameters utilizing vibrating elements |
| 12/06/1989 | EP0344496A2 Support for installing of a strain gange |
| 12/06/1989 | EP0344439A1 Sensor |
| 12/06/1989 | EP0344401A1 Safety device for an automatic motor vehicle window |
| 12/05/1989 | US4884461 Force sensor |
| 12/05/1989 | US4884453 Strain gauge |
| 12/05/1989 | US4884450 Sensor device |
| 12/05/1989 | CA1263547A1 Contact sensor for measuring dental occlusion |
| 11/30/1989 | WO1989011773A1 Visible light and infra-red cooking apparatus |
| 11/30/1989 | WO1989011737A1 Electrode configuration for vibrating beam transducers |
| 11/30/1989 | WO1989011633A1 Improvements relating to linear movement sensors |
| 11/30/1989 | DE3818126A1 Force measuring device |