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G01N21/431
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PHYSICS
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Measuring instruments
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INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
G01N21/00
Investigating or analysing materials by the use of optical means
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G01N21/431
Dip refractometers
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Patents Grants
last 30 patents
Information
Patent Grant
Immersed lens downhole refractometer
Patent number
11,708,760
Issue date
Jul 25, 2023
Baker Hughes Oilfield Operations LLC
Rocco DiFoggio
E21 - EARTH DRILLING MINING
Information
Patent Grant
Apparatus and methods for measuring the refractive index of a fluid
Patent number
11,085,877
Issue date
Aug 10, 2021
Schlumberger Technology Corporation
Richa Sharma
G01 - MEASURING TESTING
Information
Patent Grant
Optical sensor and analyzer using the same
Patent number
11,036,013
Issue date
Jun 15, 2021
Hitachi, Ltd.
Makoto Takahashi
G01 - MEASURING TESTING
Information
Patent Grant
Method for detecting a local change in refractive index of a dielec...
Patent number
10,983,049
Issue date
Apr 20, 2021
Commissariat a l'Energie Atomique et Aux Energies Alternatives
Karim Vindas
G01 - MEASURING TESTING
Information
Patent Grant
Optical methods for phase change materials
Patent number
10,809,192
Issue date
Oct 20, 2020
Vito N.V.
Robbe Salenbien
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Grant
Light arrangement for an optical device for measurement of an index...
Patent number
10,585,038
Issue date
Mar 10, 2020
Vaisala Oyj
Juha Jääskeläinen
G01 - MEASURING TESTING
Information
Patent Grant
Method of monitoring subsurface concrete structures
Patent number
10,472,793
Issue date
Nov 12, 2019
CEMENTATION SKANSKA LIMITED
Andrew Bell
E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information
Patent Grant
Micro-lens imaging multi-well test plate
Patent number
10,458,910
Issue date
Oct 29, 2019
Yaoxiong Huang
G02 - OPTICS
Information
Patent Grant
Method and device for monitoring an oil level in a machine
Patent number
10,151,617
Issue date
Dec 11, 2018
Kriwan Industrie-Elektronik GmbH
Christian Ellwein
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Device generating evanescent waves, and method for the implementati...
Patent number
10,054,540
Issue date
Aug 21, 2018
DIAFIR
Hugues Tariel
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Method and measuring device for continuously measuring the abbe number
Patent number
9,632,025
Issue date
Apr 25, 2017
Janesko Oy
Esko Kamrat
G01 - MEASURING TESTING
Information
Patent Grant
Optical sensor apparatus to detect light based on the refractive in...
Patent number
9,632,024
Issue date
Apr 25, 2017
Entegris, Inc.
Ronald Chiarello
G01 - MEASURING TESTING
Information
Patent Grant
Device for detecting the concentration of a solution
Patent number
9,581,542
Issue date
Feb 28, 2017
LITTELFUSE ITALY S.R.L
Osvaldo Salvatore
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Apparatus and method for measuring degree of cure of adhesive agent
Patent number
9,244,007
Issue date
Jan 26, 2016
Nippon Sheet Glass Company, Limited
Takashi Fukuzawa
G01 - MEASURING TESTING
Information
Patent Grant
System and method for dynamic aeroelastic control
Patent number
9,073,623
Issue date
Jul 7, 2015
The United States of America as represented by the administrator of the Natio...
Peter M. Suh
B64 - AIRCRAFT AVIATION COSMONAUTICS
Information
Patent Grant
Optical sensor apparatus to detect light based on the refractive in...
Patent number
9,024,252
Issue date
May 5, 2015
Entegris—Jetalon Solutions, Inc.
Ronald Chiarello
G01 - MEASURING TESTING
Information
Patent Grant
Water-in-fuel sensor
Patent number
8,873,060
Issue date
Oct 28, 2014
Aston University
David John Webb
G01 - MEASURING TESTING
Information
Patent Grant
Downhole gas breakout sensor
Patent number
8,411,262
Issue date
Apr 2, 2013
Precision Energy Services, Inc.
Jess V. Ford
G01 - MEASURING TESTING
Information
Patent Grant
Surface tension measuring device and method
Patent number
8,390,815
Issue date
Mar 5, 2013
National University Corporation Shizuoka University
Takayuki Saito
G01 - MEASURING TESTING
Information
Patent Grant
Optical fiber sensor
Patent number
8,351,029
Issue date
Jan 8, 2013
Mitsubishi Electric Corporation
Satoshi Nishikawa
G01 - MEASURING TESTING
Information
Patent Grant
Optical sensing system for liquid fuels
Patent number
8,228,489
Issue date
Jul 24, 2012
Universidade Estadual de Campinas—Unicamp
Carlos Kenichi Suzuki
G01 - MEASURING TESTING
Information
Patent Grant
Refractive index tool and method
Patent number
8,218,133
Issue date
Jul 10, 2012
Sondex Limited
Keith Robert Wootten
G01 - MEASURING TESTING
Information
Patent Grant
Watertight connection system for combined electrical and fiber opti...
Patent number
8,164,044
Issue date
Apr 24, 2012
Guy E. Mossman
G01 - MEASURING TESTING
Information
Patent Grant
Optical pH sensor
Patent number
7,961,327
Issue date
Jun 14, 2011
Bovaird & Co.
Peter LoPresti
G01 - MEASURING TESTING
Information
Patent Grant
Refractometer
Patent number
7,916,285
Issue date
Mar 29, 2011
ATAGO CO., LTD.
Hideyuki Amamiya
G01 - MEASURING TESTING
Information
Patent Grant
On-vehicle fuel property detection device
Patent number
7,859,662
Issue date
Dec 28, 2010
Mitsubishi Electric Corporation
Yutaro Hamatani
G01 - MEASURING TESTING
Information
Patent Grant
Optical fiber based sensor system suitable for monitoring remote aq...
Patent number
7,781,725
Issue date
Aug 24, 2010
Guy E. Mossman
G01 - MEASURING TESTING
Information
Patent Grant
Methods and systems for detecting and/or determining the concentrat...
Patent number
7,768,646
Issue date
Aug 3, 2010
Advanced Precision Inc.
Mark A. Mentzer
G01 - MEASURING TESTING
Information
Patent Grant
Equipment and method for monitoring an immersion lithography device
Patent number
7,714,992
Issue date
May 11, 2010
Societe de Production et de Recherches Appliquees (S.O.P.R.A.)
Jean-Philippe Piel
G01 - MEASURING TESTING
Information
Patent Grant
Refractive index sensor utilizing gold island surface plasmon reson...
Patent number
7,630,080
Issue date
Dec 8, 2009
ASML Holding N.V.
Todd R. Downey
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
IMMERSED LENS DOWNHOLE REFRACTOMETER
Publication number
20230313679
Publication date
Oct 5, 2023
Baker Hughes Oilfield Operations LLC
Rocco DiFoggio
E21 - EARTH DRILLING MINING
Information
Patent Application
FIBER OPTIC MEASUREMENT DEVICE
Publication number
20230175970
Publication date
Jun 8, 2023
Indian Institute of Technology Madras (IIT Madras)
Raghavendra Sai
G01 - MEASURING TESTING
Information
Patent Application
NONINVASIVE VACCINE TESTER
Publication number
20220291124
Publication date
Sep 15, 2022
HANNU HARJUNMAA
G01 - MEASURING TESTING
Information
Patent Application
PORTABLE REFRACTOMETER
Publication number
20210048388
Publication date
Feb 18, 2021
VALIBER LTD.
Mark SHECHTERMAN
G01 - MEASURING TESTING
Information
Patent Application
OPTICAL IMMERSION REFRACTOMETER PROBE
Publication number
20200408680
Publication date
Dec 31, 2020
Joseph Samuel Accetta
G01 - MEASURING TESTING
Information
Patent Application
IMMERSED LENS DOWNHOLE REFRACTOMETER
Publication number
20200291777
Publication date
Sep 17, 2020
Baker Hughes Oilfield Operations LLC
Rocco DiFoggio
G01 - MEASURING TESTING
Information
Patent Application
System and Method for Secondary Amplification of Refractive Detecti...
Publication number
20200249157
Publication date
Aug 6, 2020
UChicago Argonne, LLC
Benjamin Diroll
G01 - MEASURING TESTING
Information
Patent Application
LIGHT ARRANGEMENT FOR AN OPTICAL DEVICE FOR MEASUREMENT OF AN INDEX...
Publication number
20190391074
Publication date
Dec 26, 2019
JANESKO OY
Juha Jääskeläinen
G02 - OPTICS
Information
Patent Application
OPTICAL METHODS FOR PHASE CHANGE MATERIALS
Publication number
20190331596
Publication date
Oct 31, 2019
VITO NV
Robbe SALENBIEN
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Application
OPTICAL SENSOR AND ANALYZER USING THE SAME
Publication number
20190293516
Publication date
Sep 26, 2019
Hitachi, Ltd
Makoto TAKAHASHI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Micro-lens imaging multi-well test plate
Publication number
20190120758
Publication date
Apr 25, 2019
Jinan University
Yaoxiong HUANG
G01 - MEASURING TESTING
Information
Patent Application
Optical System, and Method for Identifying Fluid Through Said System
Publication number
20190003872
Publication date
Jan 3, 2019
ROBERT BOSCH LIMITADA
Marcos Melo ARAUJO
G01 - MEASURING TESTING
Information
Patent Application
OPTICAL SENSOR APPARATUS TO DETECT LIGHT BASED ON THE REFRACTIVE IN...
Publication number
20150042985
Publication date
Feb 12, 2015
Entegris-Jetalon Solutions, Inc.
Ronald Chiarello
G01 - MEASURING TESTING
Information
Patent Application
APPARATUS AND METHOD FOR MEASURING DEGREE OF CURE OF ADHESIVE AGENT
Publication number
20140071454
Publication date
Mar 13, 2014
Nippon Sheet Glass Company, Limited
Takashi FUKUZAWA
G01 - MEASURING TESTING
Information
Patent Application
CRITICAL ANGLE OPTICAL SENSOR APPARATUS
Publication number
20130214138
Publication date
Aug 22, 2013
JETALON SOLUTIONS, INC.
Ronald Chiarello
G01 - MEASURING TESTING
Information
Patent Application
APPARATUS AND METHOD FOR MEASURING DEGREE OF CURE OF ADHESIVE AGENT
Publication number
20120327401
Publication date
Dec 27, 2012
Nippon Sheet Glass Company, Limited
Takashi FUKUZAWA
G01 - MEASURING TESTING
Information
Patent Application
WATER-IN-FUEL SENSOR
Publication number
20120162654
Publication date
Jun 28, 2012
Aston University
David John Webb
G01 - MEASURING TESTING
Information
Patent Application
Downhole Gas Breakout Sensor
Publication number
20120081699
Publication date
Apr 5, 2012
Precision Energy Services, Inc.
Jess V. Ford
E21 - EARTH DRILLING MINING
Information
Patent Application
REFRACTIVE INDEX TOOL AND METHOD
Publication number
20120069328
Publication date
Mar 22, 2012
SONDEX LIMITED
Keith Robert WOOTTEN
G01 - MEASURING TESTING
Information
Patent Application
Fluid Monitoring Apparatus and Methods
Publication number
20110267603
Publication date
Nov 3, 2011
Andrew Mark Shaw
G01 - MEASURING TESTING
Information
Patent Application
OPTICAL MODULE AND SYSTEM FOR LIQUID SAMPLE
Publication number
20110168876
Publication date
Jul 14, 2011
Hsiung Hsiao
G01 - MEASURING TESTING
Information
Patent Application
Optical fiber based sensor system suitable for monitoring remote aq...
Publication number
20110042557
Publication date
Feb 24, 2011
Guy E. Mossman
G01 - MEASURING TESTING
Information
Patent Application
OPTICAL FIBER SENSOR
Publication number
20100296080
Publication date
Nov 25, 2010
Mitsubishi Electric Corporation
Satoshi Nishikawa
G02 - OPTICS
Information
Patent Application
OPTICAL SENSING SYSTEM FOR LIQUID FUELS
Publication number
20100208243
Publication date
Aug 19, 2010
UNIVERSIDADE ESTADUAL DE CAMPINAS - UNICAMP
Carlos Kenichi Suzuki
G01 - MEASURING TESTING
Information
Patent Application
SURFACE TENSION MEASURING DEVICE AND METHOD
Publication number
20100188662
Publication date
Jul 29, 2010
Takayuki Saito
G01 - MEASURING TESTING
Information
Patent Application
Watertight connection system for combined electrical and fiber opti...
Publication number
20100079759
Publication date
Apr 1, 2010
Guy E. Mossman
G01 - MEASURING TESTING
Information
Patent Application
OPTICALLY AMPLIFIED CRITICAL WAVELENGTH REFRACTOMETER
Publication number
20090279074
Publication date
Nov 12, 2009
Sealite Engineering
George A. Seaver
G01 - MEASURING TESTING
Information
Patent Application
Equipment and Method for Monitoring an Immersion Lithography Device
Publication number
20090116001
Publication date
May 7, 2009
Jean-Philippe Piel
G01 - MEASURING TESTING
Information
Patent Application
REFRACTOMETER
Publication number
20090046277
Publication date
Feb 19, 2009
Hideyuki Amamiya
G01 - MEASURING TESTING
Information
Patent Application
Refractive Index Sensor Utilizing Gold Island Surface Plasmon Reson...
Publication number
20090015841
Publication date
Jan 15, 2009
ASML Holding N.V.
Todd R. DOWNEY
G01 - MEASURING TESTING