| Patents for G01L 11 - Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group or (2,548) |
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| 06/08/2000 | WO2000033048A2 Fiber optic bragg grating pressure sensor |
| 06/06/2000 | US6072154 Selectively activated shape memory device |
| 05/23/2000 | US6067512 Feedback-controlled speech processor normalizing peak level over vocal tract glottal pulse response waveform impulse and decay portions |
| 05/18/2000 | WO2000027282A1 Sound velocity for lung diagnosis |
| 05/11/2000 | DE19851643A1 Position-sensitive detection of pressure over an area involves using pressure sensitive mat containing optical waveguides as pressure sensitive components |
| 05/10/2000 | EP0879401A4 Compensation and status monitoring devices for fiber optic intensity-modulated sensors |
| 05/10/2000 | CA2258386A1 Phosphorescent oxygen sensors |
| 05/04/2000 | WO2000025305A1 High frequency content recovering method and device for over-sampled synthesized wideband signal |
| 05/04/2000 | WO2000025304A1 Perceptual weighting device and method for efficient coding of wideband signals |
| 05/04/2000 | WO2000025303A1 Periodicity enhancement in decoding wideband signals |
| 05/04/2000 | WO2000025298A1 A method and device for adaptive bandwidth pitch search in coding wideband signals |
| 05/04/2000 | WO2000025103A1 Methods and apparatus for mechanically enhancing the sensitivity of transversely loaded fiber optic sensors |
| 04/26/2000 | EP0995091A1 Fiber optic pressure transducers and pressure sensing system incorporating same |
| 04/19/2000 | CN1251028A Ultrasound contrast imaging |
| 04/05/2000 | EP0990130A4 Method for determining pressure |
| 04/05/2000 | EP0990130A1 Method for determining pressure |
| 04/05/2000 | EP0990126A1 Pressure sensor |
| 04/05/2000 | EP0894249A4 System and method of determining strain |
| 03/21/2000 | US6038926 TDM array of optical non-acoustic pressure sensors |
| 03/08/2000 | EP0983494A1 Analyzing the internal pressure of containers |
| 03/02/2000 | WO1999057589A8 Creep-resistant optical fiber attachment |
| 02/17/2000 | DE19908311A1 Pressure testing of buried storage tanks using custom fitted access ducts and portable sound detection instruments |
| 02/08/2000 | US6021672 Simultaneous in-situ optical sensing of pressure and etch rate in plasma etch chamber |
| 02/08/2000 | CA2157850C Method and apparatus for testing fluid pressure in a sealed vessel |
| 01/25/2000 | US6016702 High sensitivity fiber optic pressure sensor for use in harsh environments |
| 01/13/2000 | WO2000001296A1 Planar transducer for measuring biomedical pressures |
| 01/11/2000 | US6014246 Thermally switchable optical devices |
| 01/06/2000 | WO2000000799A1 Non-intrusive fiber optic pressure sensor for measuring unsteady pressures within a pipe |
| 01/05/2000 | EP0968407A1 Foil manometer |
| 12/23/1999 | WO1999066299A1 Fiber-optic pressure sensor, variants and method for producing a resilient membrane |
| 12/23/1999 | CA2335211A1 Fiber-optic pressure sensor, variants and method for producing a resilient membrane |
| 12/22/1999 | CN1047663C Optical force tranducer based on fabry-perot resonator, with sveeping fabry-perot resonator as an element of transducing part |
| 12/21/1999 | US6005242 Environmental media and pressure sensor |
| 12/15/1999 | EP0963176A1 Ultrasound contrast imaging |
| 12/09/1999 | WO1999063303A1 Differential curvature transducer |
| 12/09/1999 | CA2331017A1 Differential curvature transducer |
| 12/08/1999 | EP0962744A1 Differential curvature transducer |
| 11/18/1999 | DE19820877A1 Berührungslose Abstands- und Druckmessung innerhalb einer Luftfeder Non-contact distance and pressure measurement within an air spring |
| 11/17/1999 | EP0957373A2 Contactless measurement of distance and pressure inside an air spring |
| 11/16/1999 | US5983716 Method and measuring device for measuring hydrostatic pressure, in particular that of ground water |
| 11/11/1999 | WO1999057589A1 Creep-resistant optical fiber attachment |
| 11/03/1999 | EP0953110A1 Selectively activated shape memory device |
| 10/12/1999 | US5965642 Oxygen pressure-sensing dye dissolved or dispersed in a polymeric binder of homo or copolymers of fluorinated alkyl esters of methacrylic acid; for luminescence oxygen sensing applications; low photodegradation, reduced induction effect |
| 09/29/1999 | CN2341135Y Safety stainless steel pressure meter |
| 09/23/1999 | DE19810286A1 Micro-sensor |
| 09/16/1999 | WO1999046605A1 Measuring device with a microsensor and method for producing the same |
| 09/10/1999 | WO1999045352A1 Optical pressure sensor |
| 09/02/1999 | WO1999044026A1 Pressure sensor with fibre-integrated bragg grating, comprising an integrated temperature sensor with fibre-integrated bragg grating |
| 09/02/1999 | WO1999044023A1 Fibre laser pressure sensor |
| 09/02/1999 | DE19808222A1 Faser-Bragg-Gitter Drucksensor mit integrierbarem Faser-Bragg-Gitter Temperatursensor Fiber Bragg grating pressure sensor integrable with Fiber Bragg grating temperature sensor |
| 09/01/1999 | EP0939064A2 Optical fiber and fiber-optic sensing system using the same |
| 08/26/1999 | DE19807891A1 Fiber-laser sensor for measurement of elongation, temperature or especially isotropic pressure in oil well |
| 08/10/1999 | US5936235 Cylinder pressure sensor |
| 07/27/1999 | US5929989 Optical pressure detection method and apparatus |
| 07/27/1999 | CA2122782C Apparatus for measuring an ambient physical parameter applied to a highly birefringent sensing fiber and method |
| 07/15/1999 | WO1999035478A1 Improved force balancing capacitance manometer |
| 07/15/1999 | DE19816379C1 Method of determining a state parameter of a flow to the surface of a body in the flow using luminescence |
| 07/01/1999 | WO1999032863A1 Method for application of an optical fibre as a hydrostatic pressure sensor |
| 06/29/1999 | US5917180 Pressure sensor based on illumination of a deformable integrating cavity |
| 06/16/1999 | EP0922207A1 Bourdon tube pressure gauge with integral optical strain sensors for measuring tension or compressive strain |
| 06/15/1999 | US5912457 Optically-based pressure sensor having temperature compensation |
| 06/03/1999 | WO1999027339A1 Device for detecting internal pressure of air-filled gunwale protector |
| 05/11/1999 | US5902932 For measuring the differential pressure between at least two fluids |
| 05/06/1999 | DE19747343A1 Partial pressure sensor |
| 04/28/1999 | CN1215158A Time division multiplexing array for non-acoustics light pressure transducer |
| 04/14/1999 | CN2314364Y Negative pressure meter for soil with automatic water supply |
| 03/25/1999 | WO1999013979A1 Pressure sensing reaction vessel for microwave assisted chemistry |
| 03/24/1999 | EP0830579A4 Formulations and method of use of pressure sensitive paint |
| 03/18/1999 | WO1999013307A1 High sensitivity fiber optic pressure sensor for use in harsh environments |
| 03/02/1999 | US5877426 Bourdon tube pressure gauge with integral optical strain sensors for measuring tension or compressive strain |
| 02/10/1999 | EP0895582A1 Differential pressure device |
| 02/03/1999 | EP0895075A2 Time-division multiplexed array of optical non-acoustic pressure sensors |
| 02/03/1999 | EP0894249A1 System and method of determining strain |
| 01/28/1999 | WO1999004234A1 Pressure sensor |
| 01/21/1999 | WO1999002953A1 Fiber optic pressure transducers and pressure sensing system incorporating same |
| 01/21/1999 | CA2295919A1 Fiber optic pressure transducers and pressure sensing system incorporating same |
| 01/19/1999 | US5861548 Apparatus and method utilizing signal modulation detection for analyzing the internal pressure of containers |
| 01/07/1999 | WO1999000653A2 Pressure sensor |
| 01/07/1999 | WO1999000652A1 Bourdon tube pressure gauge with integral optical strain sensors for measuring tension or compressive strain |
| 12/29/1998 | US5854682 Method and apparatus for surface pressure mapping of rotating objects by synchronized optical imaging of luminescent coating |
| 12/09/1998 | EP0639260A4 Optical displacement sensor. |
| 12/01/1998 | US5845033 Fiber optic sensing system for monitoring restrictions in hydrocarbon production systems |
| 12/01/1998 | US5844927 Optical fiber distributed feedback laser |
| 11/26/1998 | WO1998053292A1 Analyzing the internal pressure of containers |
| 11/25/1998 | EP0879401A1 Compensation and status monitoring devices for fiber optic intensity-modulated sensors |
| 11/24/1998 | US5841131 Fiber optic pressure transducers and pressure sensing system incorporating same |
| 11/17/1998 | US5836693 Method and apparatus for measuring pressure in a pipeline without tapping |
| 10/06/1998 | US5818057 Simultaneous luminescence pressure and temperature mapping |
| 10/06/1998 | US5817945 System and method of determining strain |
| 10/06/1998 | US5817943 Pressure sensors |
| 10/01/1998 | WO1998043058A1 Foil manometer |
| 09/29/1998 | US5814734 Microballoon impregnated fiber reinforced RTV film compression stress |
| 09/24/1998 | DE19711874A1 Folienmanometer Folienmanometer |
| 09/24/1998 | DE19711212A1 Pressure sensor for use in corrosive atmosphere |
| 09/15/1998 | US5808207 Microballoon impregnated fiber reinforced RTV film compression stress sensor testing method |
| 08/11/1998 | US5792959 Pressure detection method and device |
| 08/04/1998 | US5789679 Pressure sensing device for a fuel tank including mounting member |
| 07/30/1998 | WO1998032378A1 Ultrasound contrast imaging |
| 07/22/1998 | EP0853754A1 Method and measuring device for measuring hydrostatic pressure, in particular that of ground water |
| 07/09/1998 | WO1998029657A1 Selectively activated shape memory device |