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Class Information
Number: 356/32
Name: Optics: measuring and testing > Material strain analysis
Description: Subject matter for examining an article or material by noting the effect of the strain in the stressed article on light associated with the article or material.

Sub-classes under this class:

Class Number Class Name Patents
356/35.5 By light interference detector (e.g., interferometer) 252
356/33 With polarized light 89

Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8705019 Structural material with embedded sensors Apr. 22, 2014
8654317 Optical fiber sensor, pressure sensor, end effector and stress detecting method using the same Feb. 18, 2014
8643829 System and method for Brillouin analysis Feb. 4, 2014
8625083 Thin film stress measurement 3D anisotropic volume Jan. 7, 2014
8610882 Elongate structure curvature sensing device Dec. 17, 2013
8605263 Wind turbine blades strain measuring system during static tests Dec. 10, 2013
8600147 System and method for remote measurement of displacement and strain fields Dec. 3, 2013
8576385 Pressure sensor Nov. 5, 2013
8576392 Multiplexed optical fiber crack sensor Nov. 5, 2013
8559018 Detection method of crack occurrence position Oct. 15, 2013
8547534 Optical fiber sensor, pressure sensor, end effector and sensor signal processor Oct. 1, 2013
8547539 System and method for detection of flexible pipe armor wire ruptures Oct. 1, 2013
8542349 Arrangement and a method for controlling a measurement head of an optical measurement instrument Sep. 24, 2013
8525979 Monitoring device for detecting stress strain and method for using same Sep. 3, 2013
8463085 Systems and methods for monitoring a condition of a rotor blade for a wind turbine Jun. 11, 2013
8425111 Bridge intelligent cable system with built-in fiber grating sensor Apr. 23, 2013
8405822 Optical strain gauge comprising a fiber Bragg grating Mar. 26, 2013
8400620 Registration of an extended reference for parameter measurement in an optical sensing system Mar. 19, 2013
8345264 Laser reflection optical fiber sensor Jan. 1, 2013
8314925 Fiber-optic based thrust load measurement system Nov. 20, 2012
8310657 Optical transmission strain sensor for wind turbines Nov. 13, 2012
8290316 Self-referenced optical fiber sensor and related sensor network Oct. 16, 2012
8276462 Fiber strain sensor and measurement system for repeated large deformation Oct. 2, 2012
8234081 System for optical fiber strain measure Jul. 31, 2012
8234083 Wind turbine rotor blade comprising an edge-wise bending insensitive strain sensor system Jul. 31, 2012
8218132 Particle measuring device and particle size measure device Jul. 10, 2012
8214162 Estimation of non-equibiaxial stress using instrumented indentation technique Jul. 3, 2012
8205504 Micron-scale pressure sensors and use thereof Jun. 26, 2012
8206324 Method for monitoring living body activities, and optical fiber type flat shaped body sensor, garment styled optical fiber type flat shaped body sensor and human body fitted optical fiber type Jun. 26, 2012
8199317 Reinforcement element with sensor fiber, monitoring system, and monitoring method Jun. 12, 2012
8195015 Method and device for dynamic measurement of the radial deformation of a rolling bearing ring Jun. 5, 2012
8120759 Optical transmission strain sensor for wind turbines Feb. 21, 2012
8111384 Method for measuring thermo-optically induced material phase-change response in a multiple layer thin film structure using visible and ultraviolet spectroscopy Feb. 7, 2012
8009276 System and method of surface wave imaging to map pressure on a surface Aug. 30, 2011
7944550 System and method for detecting local mechanical stress in integreated devices May. 17, 2011
7923678 Sensing method including interrogation of a holographic sensor Apr. 12, 2011
7884924 Residual stress measuring method and system Feb. 8, 2011
7822558 Fluorescence detecting device and fluorescence detecting method Oct. 26, 2010
7812934 Physical quantity measuring apparatus Oct. 12, 2010
7796240 Evaluation method and manufacturing method of light-emitting element material, manufacturing method of light-emitting element, and light-emitting device and electric appliance having light-emi Sep. 14, 2010
7787108 Inline stress evaluation in microstructure devices Aug. 31, 2010
7781725 Optical fiber based sensor system suitable for monitoring remote aqueous infiltration Aug. 24, 2010
7733466 Measurement of constitutive properties of a powder subject to compressive axial and radial loading, using optical sensing Jun. 8, 2010
7707001 Control of object operating force, object gripping force and robot hands Apr. 27, 2010
7679730 Surface inspection apparatus and surface inspection method for strained silicon wafer Mar. 16, 2010
7667827 Systems and methods for remote monitoring of vibrations in machines Feb. 23, 2010
7636154 Modular optical detection system for point airborne and area surface substance detection Dec. 22, 2009
7634913 Bearing assembly and method of monitoring same Dec. 22, 2009
7634747 Trace delay error compensation Dec. 15, 2009
7623223 Stress measurement method Nov. 24, 2009

1 2 3 4 5 6

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