Patents
Sitemap › G01 - Measuring; Testing › G01N - Investigating or analysing materials by determining their chemical or physical properties › G01N 21 - Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible, or ultra-violet light
Patents for G01N 21 - Investigating or analysing materials by the use of optical means, i.e. using infra-red, visible, or ultra-violet light (181,396)
11/1987
11/05/1987WO1987006008A3 Automated multi-purposse analytical chemistry processing center and laboratory work station
11/05/1987DE3714346A1 Ultraviolet ammonia analysing apparatus
11/05/1987DE3714305A1 Device and method for the scanning of surfaces
11/04/1987EP0244394A2 Sensor element for determining the concentration of substances
11/04/1987EP0244259A1 Method of detecting the presence or absence of defect of transparent circuit board having fine transparent electric conductive circuit
11/04/1987EP0244236A2 Process for the preparation of LMW Heparin
11/04/1987EP0244148A1 Method and device for enumerating microorganisms
11/04/1987EP0244102A1 Inspection apparatus
11/04/1987EP0244094A2 Devices for recording test results and test kits comprising them
11/04/1987EP0244092A1 Optical apparatus and method for examining an object
11/04/1987EP0243772A2 Method for optical measuring of a physical or chemical magnitude and optical sensor therefor
11/04/1987EP0243680A1 Bright field illumination device
11/04/1987EP0243639A2 System for automatic inspection of periodic patterns
11/04/1987EP0243447A1 Nondispersive gas analyzer having no moving parts
11/04/1987EP0243375A1 Process and device for measuring concentration.
11/04/1987EP0134790B1 Improvements to methods for conditioning metal products
11/04/1987EP0112858B1 Method and device producing molecular beams and use of this method
11/04/1987CN87200553U Stiffness apparatus with adjustable infrared-beam detecting angle
11/03/1987US4704603 Glue detection system
11/03/1987US4704522 Two dimensional weak emitted light measuring device
11/03/1987US4704353 Photoresponsive redox detection and discrimination
11/03/1987US4704297 Rapid, efficient
11/03/1987US4704199 Method of forming an iron oxide film by reacting sputtering with control of a glow discharge by monitoring an emission spectrum of iron from the glow discharge
11/03/1987US4704029 Blood glucose monitor
11/03/1987CA1228915A1 Method for microphotometering microscope specimens, and apparatus for carrying out the method
11/03/1987CA1228748A1 Method and apparatus for guiding and collecting light in photometry or the like
10/1987
10/28/1987EP0243300A2 Detection of fungi
10/28/1987EP0243139A2 Method and apparatus for gas analysis
10/28/1987EP0243116A2 Optical sensor
10/28/1987EP0242926A1 Method of determining a physical property of a medium
10/28/1987EP0242725A2 Remote reading spectrophotometer
10/28/1987EP0242527A2 Analyte detection by means of energy transfer
10/28/1987EP0242445A2 Dual laser excitation from single laser source
10/28/1987EP0242428A2 Apparatus for fluid propelled borescopes
10/27/1987US4703437 Apparatus for spectroanalysis
10/27/1987US4703264 Self-orienting conduit probe
10/27/1987US4703182 Arrangement for fluorescence-optical measurement of concentrations of substances contained in a sample
10/27/1987US4702878 Search and retrieval device
10/27/1987US4702607 Three-dimensional structure viewer and method of viewing three-dimensional structure
10/27/1987US4702604 Precise determination of the compressibility factor of a gas from refractive index measurements
10/27/1987US4702553 Fiber-optical sensor for detecting electric arc-discharges
10/27/1987CA1228526A1 Color comparison reference standard and method for using same
10/22/1987WO1987006341A1 Systems for the direct analysis of solid samples by atomic emission spectroscopy
10/22/1987DE3612256A1 Method and device for optoelectronic quality control
10/21/1987EP0242250A2 Opto-electronic device to detect a physical quantity at a distance
10/21/1987EP0242245A2 Chemiluminescence method for assaying compounds containing primary amino groups using 1-cyano-2-substituted benz(f)- or naphth(f)isoindole fluorescers
10/21/1987EP0242151A1 Method and apparatus for measuring linewidths by surface profiles
10/21/1987EP0241904A2 Gel scanner
10/21/1987EP0241666A2 Gas meter and warning device
10/21/1987EP0241589A2 Equipment for changing test glasses for the optical measurement of the characteristics of layers in vacuum-coating equipments
10/21/1987EP0241522A1 Digital anesthetic agent analyzer.
10/20/1987US4701838 Characterizing and handling multi-component substances
10/20/1987US4701697 Arrangement for measuring potential differences
10/20/1987US4701613 Electro-optical rain detector for windshields
10/20/1987US4701612 Inspection of container finish
10/20/1987US4701607 Temperature control laser detection apparatus
10/20/1987US4701420 Analytical compositions, elements and methods utilizing reduction of ferric ion chelates to form detectable dyes
10/20/1987US4700708 Calibrated optical oximeter probe
10/20/1987CA1228404A1 Fiber optic seam tracking apparatus
10/20/1987CA1228246A1 Apparatus for the evaluation of a test carrier for the analytical determination of components of a body fluid
10/15/1987DE3708148A1 Method and device for ellipsometric measurement
10/15/1987DE3611536A1 Device for automatically testing transparent objects, in particular glass bottles
10/15/1987DE3611535A1 Vorrichtung zur automatischen ueberpruefung von transparenten objekten Apparatus for the automatic verification of transparent objects
10/14/1987EP0241332A2 Opto-electronic device to detect a physical quantity at a distance
10/14/1987EP0241268A2 Improved pulse light system fluorometer
10/14/1987EP0241000A2 Method for determination of complements
10/14/1987EP0240742A2 Apparatus and method for measuring amount of oxygen in blood
10/14/1987EP0240610A2 Apparatus and method for sensing multiple parameters of sheet material
10/13/1987US4700079 Light-transmission type smoke detector having a spiral optical path
10/13/1987US4700073 Second infrared detector of polyvinylidene fluoride
10/13/1987US4700059 Chromatographic optical detector with logarithmic calibration circuit
10/13/1987US4699766 Rapid analysis; reduction of size
10/13/1987US4699516 Apparatus and methods for determining cell size
10/13/1987US4699514 Multibeam measuring device
10/13/1987US4699513 Distributed sensor and method using coherence multiplexing of fiber-optic interferometric sensors
10/13/1987US4699512 Device for measuring fluorescence polarization
10/13/1987US4699511 Refraction sensor
10/13/1987US4699510 Color sensor
10/13/1987US4699509 Device for measuring contamination of lubricant
10/13/1987US4699081 Means for detecting and adjusting metal salt concentration in an electroless plating bath
10/13/1987CA1228148A1 Laser with stabilized external passive cavity
10/13/1987CA1228136A1 Surface inspection apparatus
10/13/1987CA1227951A1 Tailshaft inspection method
10/08/1987WO1987006011A1 Monitoring the presence of materials
10/08/1987WO1987006008A2 Automated multi-purposse analytical chemistry processing center and laboratory work station
10/08/1987WO1987006003A1 Biological diagnostic device
10/08/1987WO1987006001A1 Device for checking the straightness and, if required, the height and/or distortions in vessels made of transparent material, preferably bottles
10/08/1987DE3611574A1 Quality control device
10/07/1987EP0240219A2 Photometric reading device
10/07/1987EP0240185A2 Apparatus for evaluating the quality of rice grains
10/07/1987EP0240017A2 Automatic sorting system for plastic pellets
10/07/1987EP0239690A2 Method and apparatus for measuring aggregation rate of whole blood red blood cells
10/07/1987EP0239665A2 Matching method and device for automatic cutting of patterned fabrics
10/07/1987EP0239569A1 Neurological and biological molecular electro-optical devices and method
10/07/1987CN87101801A H.f. induction coupling plasma analytic method
10/06/1987USH355 Apparatus and method for stirring fluid borne particles
10/06/1987US4698550 Light source for atomic absorption and scintillation spectroscopies
10/06/1987US4698315 Fatty acids, alkanols, alpha-tocopherol, quinidine
10/06/1987US4698314 Photochemical reaction; measuring light scattered by oxide particles produced by irradiation, oxidation of waste gases
10/06/1987US4698308 Device for measuring the number of bacteria in superpure water
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