Patents for G01L 15 - Devices or apparatus for measuring two or more fluid pressure values simultaneously (665) |
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09/24/1998 | DE19711366A1 Meßvorrichtung Measuring device |
07/30/1998 | WO1998033071A2 Fuselage pitot-static tube |
06/03/1998 | CN2283246Y Experimental desk for testing vacuum booster performance of car |
05/20/1998 | EP0842406A1 Pressure gauge |
05/20/1998 | CN1182480A Pressure gauge |
05/07/1998 | DE19747839A1 Pressure measuring system for air conditioning heat exchangers |
10/16/1997 | DE19614315A1 Pressure sensor system with several pressure sensor units each with fluid chamber for vehicle seat |
09/03/1997 | EP0792445A1 Scanning circuit for pressure responsive array |
01/03/1997 | WO1997000433A1 Pressure gauge |
12/31/1996 | US5589639 Sensor and transducer apparatus |
12/19/1996 | DE19521832A1 Druckmeßvorrichtung Pressure measuring device |
12/10/1996 | US5583296 Layered diaphragm pressure sensor with connecting channel |
10/30/1996 | EP0356482B1 A sensor and transducer apparatus |
09/19/1996 | DE19508663A1 Measuring system for measuring pressure with at least one pressure pick-up |
08/13/1996 | US5544529 Pressure sensor and chip therefor |
07/31/1996 | EP0681691B1 Pressure sensor |
05/28/1996 | US5520051 Strain sensing device |
05/23/1996 | WO1996015433A1 Scanning circuit for pressure responsive array |
04/09/1996 | US5505072 Scanning circuit for pressure responsive array |
11/15/1995 | EP0681691A1 Pressure sensor. |
08/24/1995 | DE4404999A1 Measurement value determining circuit for sensor |
07/20/1995 | WO1995019556A1 Sensor and transducer apparatus |
05/17/1995 | CN1028448C Decoupling method for strain-type multidimensional force sensor |
04/13/1995 | DE4435754A1 Pressure sensor and associated chip |
01/10/1995 | US5379632 Method of testing a gas cooled electrical generator |
11/02/1994 | CN2181686Y Engineering Machinery Monitor |
08/04/1994 | WO1994017383A1 Pressure sensor |
06/14/1994 | US5319965 Multiple channel pressure recorder |
05/19/1994 | DE4238149A1 Press. monitoring arrangement, esp. for clean room areas - contains thermal anemometers in flow channel with separating flow obstruction, and signal processor |
01/18/1994 | US5279163 Sensor and transducer apparatus |
01/20/1993 | CN1068191A Decoupling method for strain-type multidimensional force sensor |
08/05/1992 | EP0356482A4 A sensor and transducer apparatus |
05/06/1992 | CN2103802U Multi-measuring point micro-pressure long-range transmission imitating display unit |
01/29/1991 | US4987783 Sensor and transducer apparatus |
09/26/1990 | CN2062837U Multi-point circuit pressure texting valve |
03/07/1990 | EP0356482A1 A sensor and transducer apparatus. |
01/10/1990 | CN2050990U Tri-purpose valve for pressure measuring and alarming |
12/13/1989 | CN2049352U Tester for valve |
08/10/1989 | WO1989007248A1 A sensor and transducer apparatus |
04/25/1989 | US4823619 Sensor and transducer apparatus |
03/08/1989 | EP0306189A2 Pressure measuring instrument |
11/30/1988 | CN88202977U Tester for positive and negative pressure of respiratory valve |
06/04/1986 | EP0183157A1 Gas/air ratio regulator |
06/04/1986 | EP0183156A1 Gas/air ratio regulator |
02/18/1986 | US4570490 Differential pressure ratio measurement system |
08/06/1985 | US4532809 Pressure measuring systems with increased accuracy for a constant resolution |
11/20/1984 | US4483178 Pneumatic-digital converter system and method |
10/30/1984 | CA1176866A1 Pressure ratio measurement system |
09/04/1984 | CA1173959A1 Pressure measuring systems with increased accuracy for a constant resolution |
08/21/1984 | US4466278 Self-adjusting bias for synchro system |
04/03/1984 | US4441044 Transducer with a piezoelectric sensor element |
03/06/1984 | US4434664 Pressure ratio measurement system |
10/04/1983 | CA1154860A1 Method of locating a fault in a pressure pipe system from the coincidence of at least two sets of possible points |
04/13/1983 | EP0076752A1 Pressure measuring system with increased accuracy for a constant resolution |
03/08/1983 | US4375769 Transverse-duct insertion type pressure averaging primary |
01/12/1983 | EP0069647A2 Pressure ratio measurement system |
11/24/1982 | EP0065511A1 Transducer with a piezo-electric sensitive element |
09/01/1981 | US4287501 Pressure sensor |
05/05/1981 | US4265112 Pneumatic averager |
01/13/1981 | US4244212 Fluidic pressure ratio sensor |
12/11/1979 | US4177680 Dual pressure sensor |
10/18/1979 | WO1979000783A1 Semiconductor pressure sensors having a plurality of pressure-sensitive diaphragms and method of manufacturing the same |
12/26/1978 | US4131088 Multiple function pressure sensor |
01/18/1977 | US4003249 Thrust correlated engine pressure ratio indicator and method for turbofan engines with mixer-type nozzles |
01/06/1976 | US3930412 Electrically scanned pressure transducer configurations |