| Patents for G01D 21 - Measuring or testing not otherwise provided for (11,248) |
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| 07/25/1991 | WO1991010881A1 Apparatus for supporting inspection of plant |
| 07/25/1991 | WO1991010880A2 Reflection-type device for the remote detection of a physical magnitude |
| 07/25/1991 | WO1991006838A3 Electrical expiry indicator |
| 07/24/1991 | CN2081599U Multi-functional digital transmission testing instrument |
| 07/23/1991 | US5034810 Two wavelength in-situ imaging of solitary internal waves |
| 07/19/1991 | CA2034335A1 Fault tree displaying method and process diagnosis support system |
| 07/17/1991 | CN1053125A Measuring unit for liquid specific gravity and level |
| 07/16/1991 | US5032026 Interferometric sensor and use thereof in an interferometric device |
| 07/16/1991 | CA1286384C Single/multiple transducer for measuring one or more physical quantitiesof different kind or electric variables |
| 07/16/1991 | CA1286124C Repeating temperature sensing immersion probe |
| 07/10/1991 | EP0436312A2 Diagnostic expert system monitor |
| 07/10/1991 | CN2080656U Hand valve testing and signalling device |
| 07/03/1991 | EP0435768A1 Method and device of attitude measurement of a moving body by tracking a pattern placed on the body |
| 07/03/1991 | EP0435401A1 Parameter measuring circuit |
| 07/02/1991 | US5027652 Ceramic with opeining and foil covering |
| 07/02/1991 | US5027647 Sensor malfunction diagnostic system for automatic automotive transmission |
| 06/29/1991 | CA2032412A1 Mobile movement restitution method through observation of a marking on said mobile, and device for executing said process |
| 06/25/1991 | US5027268 System for administering life of plant |
| 06/13/1991 | WO1991008097A1 Method of correcting defective molding in injection molding machine |
| 06/12/1991 | EP0432101A1 Multiplex measuring device with a plurality of sensors |
| 06/12/1991 | EP0431299A2 Two wavelength in-situ imaging of solitary internal waves |
| 06/12/1991 | CN2078868U New-type kinematic parametre measuring instrument for forging machinery |
| 06/12/1991 | CN1052190A Heat exciter |
| 06/11/1991 | US5023045 Plant malfunction diagnostic method |
| 06/08/1991 | WO1991009276A1 Arrangement for processing sensor signals |
| 06/08/1991 | CA2028885A1 Two wavelength in-situ imaging of solitary internal waves |
| 05/29/1991 | EP0428883A1 Method of and apparatus for packaging of pasty products such as soup paste, margarine, butter or the like in the form of packages, cubes or the like |
| 05/29/1991 | CN2077985U Plant growth density measuring instrument |
| 05/29/1991 | CN2077984U Ton-kilometer recording apparatus for vehicles |
| 05/28/1991 | US5019704 Measuring circuit for detecting measurement signals |
| 05/22/1991 | EP0428154A1 Method and device to test for the correct fitting of screws |
| 05/22/1991 | EP0428135A2 Fault diagnosing apparatus and method |
| 05/22/1991 | EP0428134A2 Fault diagnosing apparatus and method |
| 05/21/1991 | WO1991007665A1 Process and system for acquiring and evaluating measurement data |
| 05/21/1991 | US5017910 Intermittent fault detection system |
| 05/21/1991 | CA2063601A1 Process and system for gathering and evaluating measured data |
| 05/16/1991 | WO1991006838A2 Electrical expiry indicator |
| 05/15/1991 | EP0427288A2 Method for measuring fluctuations of ground, and apparatus therefore |
| 05/08/1991 | DE3936543A1 Elektrischer verfallsindikator Electrical decaying indicator |
| 05/08/1991 | CN2076666U Portable multifunctional test ruler for doors and windows |
| 05/07/1991 | US5014051 Increased resolution sensor circuit |
| 05/02/1991 | EP0424869A1 Fault diagnosing apparatus |
| 04/24/1991 | EP0423494A1 Process and device for verifying the operation of sensors in a vehicle |
| 04/24/1991 | CN2075775U Monitor for insulation oveheat of generater |
| 04/16/1991 | US5008665 Measuring device having transmitter |
| 04/11/1991 | DE3933654A1 Automatically detecting number of working cylinders of motor vehicle - repeatedly checking ratio of engine to wheel speed against ignition rate to assumed number of cylinders |
| 04/03/1991 | EP0420342A1 Measuring device |
| 04/02/1991 | US5004912 Fiber-optical pressure sensor with contacting lightwave conductors |
| 03/27/1991 | EP0418548A1 Method for automatically analyzing the energy of human locomotion |
| 03/27/1991 | CN1050261A Bus module type intelligent and variable function tester |
| 03/20/1991 | EP0417365A1 Marine casing suspension apparatus |
| 03/20/1991 | EP0417321A1 Electronic measuring apparatus having general-purpose processing unit |
| 03/19/1991 | US5001683 Inter-pulse time difference measuring circuit |
| 03/19/1991 | US5000540 Sensing system using optical fibers |
| 03/13/1991 | CN1012010B Radio telemetering and early-warning system of mud-rock flow |
| 03/06/1991 | CN2072687U Precision hygrothermograph |
| 02/27/1991 | EP0414142A2 Monitoring and controlling system and method of acquisition of random errors |
| 02/27/1991 | CN2072213U Detector for grain injurious insect |
| 02/26/1991 | US4996654 Method of displaying acquired data |
| 02/19/1991 | US4994739 Magnetic sensor including sensing element having support terminals soldered to printed conductors |
| 02/14/1991 | DE3915763A1 Free flying measurement system for aerodynamic investigations - has separate carrier module coupled to measurement body |
| 02/13/1991 | EP0412795A2 A diagnostic system |
| 02/05/1991 | US4990838 Movement trajectory generating method of a dynamical system |
| 01/30/1991 | CN2070435U Multi-point temp., humidity measuring instrument |
| 01/30/1991 | CA2020669A1 Sensing systems |
| 01/29/1991 | US4987783 Sensor and transducer apparatus |
| 01/17/1991 | DE3920384A1 Detecting excessive stresses in vehicle tyres - detecting and recording speeds and decelerations greater than permitted values |
| 01/16/1991 | EP0408425A1 Component net test appliance especially for an electronic circuit |
| 01/16/1991 | EP0261118B1 Electric power supply for wheel-mounted circuits for a tyre monitoring device |
| 01/16/1991 | CN2069551U Double dial mechanical deformation type thermohydrograph |
| 01/16/1991 | CN2069550U Dynamic state testing device for electromechanical equipment |
| 01/08/1991 | CA1278827C Dual function dmm display |
| 12/27/1990 | EP0403904A1 Device and method for adjusting a measuring device |
| 12/25/1990 | US4980869 Monitor unit for sensors, particularly ultrasonic sensors, for motor vehicle backup monitoring |
| 12/19/1990 | CN1010888B Dynamic-distribution measuring equipment for physical parameters of rotators |
| 12/13/1990 | DE4018406A1 Indicating trail repeat in system testing measuring data - testing measurement data generated by analysis system for error and determining priority series of results |
| 12/12/1990 | EP0401852A2 Surface microscope |
| 12/04/1990 | CA1277404C Apparatus comprising raman-active optical fiber |
| 11/28/1990 | EP0399725A1 Automatic transducer excitation source testing system |
| 11/22/1990 | EP0398771A1 Method and device for measuring the operational data of a beer-barrel production line |
| 11/22/1990 | DE3915682A1 Pneumatic condition indicator e.g. pressure, temp. density - has electronic measuring elements on piston movable in sealed pneumatic cylinder and interrogated from outer wall |
| 11/20/1990 | US4972099 Sensor card |
| 11/13/1990 | CA1276078C Distributed sensor and method using coherence multiplexing of fiber-optic interferometric sensors |
| 11/07/1990 | CN2065316U Microprocessing tester of power frequency generaitng plant |
| 11/07/1990 | CN2065315U Multi-functional pen-type liquid measuring apparatus |
| 10/31/1990 | CN2064880U Charge level synchronized follower of on-line measuring probe |
| 10/18/1990 | WO1990012291A1 Electronic measuring apparatus having general-purpose processing unit |
| 10/10/1990 | CN2063643U Quick indicator for surveying position of concealed column bolt |
| 10/10/1990 | CN2063623U General safety monitor |
| 10/04/1990 | WO1990011498A1 Analog processing system |
| 10/03/1990 | EP0390376A2 Process sensor simulators |
| 10/03/1990 | EP0389992A2 Apparatus for automatically analyzing validity of medical examination data |
| 10/03/1990 | EP0389683A2 Apparatus and method for regulating a measurement system |
| 10/03/1990 | CN2063223U Measurer for testing more physical parameters |
| 10/02/1990 | US4960000 Device for measuring a physical quantity |
| 09/26/1990 | EP0203187B1 Mounting system for precision transducer |
| 09/26/1990 | CN2062825U Tester for air explosion limit and stopping fire demonstration |
| 09/26/1990 | CN2062824U Multipurpose electronic qigong tester |
| 09/26/1990 | CN1045646A Orthogonal scanning video freqency analysis and its instrument about precision of scattered-spot drawings |
| 09/20/1990 | WO1990010371A2 Trajectory solid angle's impacts to physics and high-technologies |