| Patents for G01N 15 - Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials (29,551) |
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| 05/03/1989 | DE3736027A1 Method for determining the shape of cells which prevails at a specific instant and device for carrying out the method |
| 05/02/1989 | US4827144 Particle detecting device with particle scanning |
| 05/02/1989 | US4827143 Monitor for particles of various materials |
| 05/02/1989 | US4826319 Method and apparatus for measuring immunological reaction with the aid of fluctuation in intensity of scattered light |
| 05/02/1989 | CA1253413A1 Particle analysis system |
| 04/25/1989 | US4825094 Real time particle fallout monitor with tubular structure |
| 04/25/1989 | US4824560 Separation of materials from a liquid dispersion by sedimentation |
| 04/25/1989 | US4823625 Contaminant sensing system |
| 04/25/1989 | US4823624 Material layer volume determination with correction band |
| 04/20/1989 | WO1989003525A1 Single molecule tracking |
| 04/19/1989 | EP0312458A2 Method for reducing pressure of highly compressed gases without generation of condensation droplets |
| 04/19/1989 | EP0312457A2 Method of detecting trace amounts of condensible vapors from compressed gas |
| 04/19/1989 | EP0311655A1 Multi-part differential analyzing apparatus utilizing light scatter techniques. |
| 04/18/1989 | US4822568 For use with renal dialysis or artificial cardiopulmonary systems |
| 04/12/1989 | EP0311588A2 Method and apparatus for volumetric determination, dilution and transfer of liquid specimens |
| 04/12/1989 | EP0311368A2 Methods and apparatus for the quantitation of nuclear proteins |
| 04/12/1989 | EP0310740A2 Apparatus for measuring components in flowing liquids |
| 04/11/1989 | CA1252424A1 Five stage internal cell separator |
| 04/06/1989 | WO1989003024A1 Apparatus and method for imaging and counting moving particles |
| 04/05/1989 | EP0310504A1 Method for the fabrication of a device for the optical analysis of a flow of particles and application of the same for the fabrication of a cytofluorimeter |
| 04/05/1989 | EP0310348A2 Method and apparatus for the measurement of airborne fibres |
| 04/04/1989 | US4818103 Flow cytometry |
| 04/04/1989 | US4818071 Fiber optic doppler anemometer |
| 04/04/1989 | US4817446 Particle size distribution analysis |
| 04/04/1989 | US4817423 Method and apparatus for determing distribution of fluids in a porous sample |
| 03/30/1989 | DE3831561A1 Method for the quantification of a cell vital staining with the aid of spectrophotometry |
| 03/29/1989 | EP0309155A2 Method for determining physical properties |
| 03/29/1989 | EP0308741A2 Procedure of controlling the dispersivity of magnetic pigments in a dispersion |
| 03/29/1989 | EP0202226B1 A device for taking and dispensing blood samples for the purpose of determining blood sedimentation |
| 03/28/1989 | US4815316 Diffusion measurement |
| 03/28/1989 | US4815314 Particulate mass measuring apparatus |
| 03/22/1989 | EP0307940A1 Non-destructive optical trap for biological particles and method of doing same |
| 03/22/1989 | EP0307640A2 Procedure for the determination of the absorption of liquid of powdery solid matters |
| 03/21/1989 | US4814868 Apparatus and method for imaging and counting moving particles |
| 03/21/1989 | US4813420 Hemolysis reaction measuring device |
| 03/15/1989 | EP0307289A1 Method and apparatus for measuring the air permeability of continuously advanced porous materials |
| 03/09/1989 | WO1989002083A1 A high resolution magnetometer |
| 03/07/1989 | US4810963 Method for investigating the condition of a bacterial suspension through frequency profile of electrical admittance |
| 03/07/1989 | US4810090 Method and apparatus for monitoring blood components |
| 03/07/1989 | CA1250815A1 Particle classifier |
| 03/01/1989 | CN1031422A Multi-part differential analyzing apparatus utilizing light scatter techniques |
| 03/01/1989 | CN1003470B Original position particle size measurer |
| 02/28/1989 | CA1250635A1 Apparatus for detecting metal debris particles |
| 02/23/1989 | WO1989001619A1 Beam forming and sensing apparatus for aerodynamic particle sizing system |
| 02/21/1989 | US4806355 Microencapsulation of living tissue and cells |
| 02/21/1989 | US4806015 Agglutination detection apparatus |
| 02/21/1989 | US4806014 Method for measuring size distribution |
| 02/21/1989 | US4805443 Pressure vessel for testing fluid samples |
| 02/21/1989 | CA1250153A1 Apparatus for the quantitative and qualitative characterization of hydrocarbon containing particles in a gas |
| 02/16/1989 | DE3726036A1 Process for determining the penetration depth of impregnants |
| 02/15/1989 | EP0303588A2 Method of particle size determination |
| 02/14/1989 | US4804853 Compact particle flux monitor |
| 02/09/1989 | WO1989001143A1 Powder disperser for aerodynamic particle sizing system |
| 02/09/1989 | WO1989000894A1 Apparatus and method for multidimensional characterization of objects in real time |
| 02/09/1989 | WO1989000868A1 Pneumatic device for withdrawing/dispensing fluids |
| 02/07/1989 | USH572 Optical analyzer |
| 02/01/1989 | EP0301600A2 Method for detection of the presence of undesired microorganisms |
| 02/01/1989 | EP0301182A2 Reagent for reticulocyte counting by flow cytometry |
| 01/31/1989 | US4801543 Rotating electric field, biological cells |
| 01/31/1989 | US4801428 Erythrocytes, transparent racks, slits, sleeves |
| 01/31/1989 | US4801205 Particle size measuring apparatus |
| 01/31/1989 | CA1249661A1 Method and apparatus for determining saturation and permeability of a rock sample using mercury capillary pressure curves |
| 01/31/1989 | CA1249647A1 Method to automatically determine the size distribution of shive and analyzer therefor |
| 01/26/1989 | DE3810639A1 Mikroskopanordnung zur parallelen visuellen und optoelektronischen analyse Microscope arrangement for parallel visual and optoelectronic analysis |
| 01/25/1989 | EP0300875A1 Method and device for optically sizing particles in broad measurement ranges |
| 01/24/1989 | US4799799 Determining inert content in coal dust/rock dust mixture |
| 01/24/1989 | US4799382 Method for determining reservoir characteristics of a porous material |
| 01/19/1989 | DE3821543A1 Method for the simultaneous measurement of the turbidity and the particle concentration of liquids |
| 01/18/1989 | EP0193593B1 A method of using polypropylene glycol to improve movement and intermixture of blood and other fluids in capillary tubes |
| 01/17/1989 | US4798465 Particle size detection device having high sensitivity in high molecular scattering environment |
| 01/12/1989 | WO1989000286A1 System for measuring the size distribution of particles dispersedin a fluid |
| 01/11/1989 | EP0298468A1 System for monitoring the quality of a filter |
| 01/10/1989 | US4797906 Nondestructive method for analyzing total porosity of thin sections |
| 01/10/1989 | US4797624 Method and apparatus for editing particle produced electrical pulses |
| 01/10/1989 | US4797606 Measuring device for the measurement of the deformability of red blood corpuscles |
| 01/10/1989 | US4797204 Automatic particle-size analyzer with divided drum |
| 01/10/1989 | US4796995 Optically active biological particle distinguishing apparatus |
| 01/10/1989 | US4796468 Apparatus for measuring fluid density |
| 01/04/1989 | EP0297237A2 Material layer volume determination with correction band |
| 01/04/1989 | EP0143837B1 Porosimeter and methods of assessing porosity |
| 01/03/1989 | US4794789 Rapid sediment analyzer |
| 01/03/1989 | CA1248019A1 Method and apparatus for measuring the degree of reaction between antigens and leukocyte cellular antibodies |
| 12/28/1988 | CA1247678A Particle analyzing apparatus and method of moving particles in suspension through such apparatus |
| 12/28/1988 | CA1247362A Method |
| 12/27/1988 | US4794086 Dispersing liquid in uniform droplets of known diameters; evaporating; measuring residue volumes to calculate impurity concentration |
| 12/27/1988 | US4793710 Method and apparatus for measuring surface density of explosive and inert dust in stratified layers |
| 12/27/1988 | US4793706 Process and equipment for the determination of grain size distribution of particles in suspension |
| 12/27/1988 | US4793705 Single molecule tracking |
| 12/22/1988 | DE3718407A1 Device for the optical analysis of particle populations in gases and liquids |
| 12/21/1988 | EP0296136A1 Biospecific multianalyte assay method with labelled microparticles |
| 12/21/1988 | EP0295546A2 Optical fiber sensor |
| 12/20/1988 | US4792233 Flow cell for particle scanner |
| 12/20/1988 | US4792199 System for detection of extremely small particles in a low pressure environment |
| 12/20/1988 | US4791822 Cell assembly for determining conductivity and permeability |
| 12/15/1988 | DE3735672A1 Method and device for measuring the speed and the diameter of sponge (cellular) rubber balls in a carrier medium |
| 12/14/1988 | EP0294701A2 Photoanalysis apparatus with means for correcting flow rate of fluid carrying particles and/or position of applied light beam for examination and photoanalysis method therefor |
| 12/13/1988 | US4791355 Particle analyzer for measuring the resistance and reactance of a particle |
| 12/13/1988 | US4791305 Method for measuring the properties of a composition consisting of a liquid and solid particles and apparatus used in the method |
| 12/13/1988 | US4790653 Housing for a flow cytometry apparatus with particle unclogging feature |
| 12/13/1988 | US4790652 Method and apparatus for determining parameters of gaseous substances |