Ratio method

Industry

CPC
G01J2001/161

This industry / category may be too specific. Please go to a parent level for more data

Parent Industries

GPHYSICS G01Measuring instruments G01JMEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRA-RED, VISIBLE OR ULTRA-VIOLET LIGHT COLORIMETRY RADIATION PYROMETRY

Current Industry

G01J2001/161Ratio method

Industries

Patents Grantslast 30 patents

Information Patent Grant
Sensor and system for plant canopy measurement
- Patent number 10,591,352
- Issue date Mar 17, 2020
- X Development LLC
- Benoit Schillings
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Gas detection apparatus and method
- Patent number 10,545,089
- Issue date Jan 28, 2020
- Gas Measurement Instruments Limited
- Crawford Massie
- G01 - MEASURING TESTING
Information Patent Grant
Gas detection apparatus and method
- Patent number 10,247,666
- Issue date Apr 2, 2019
- Gas Measurement Instruments Limited
- Crawford Massie
- G01 - MEASURING TESTING
Information Patent Grant
Method of manufacturing print head, print head and image forming ap...
- Patent number 9,283,771
- Issue date Mar 15, 2016
- Ricoh Company, Ltd.
- Shigeaki Imai
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Chemical luminescence-detecting apparatus with multiple sensors
- Patent number 5,422,075
- Issue date Jun 6, 1995
- Sankyo Company, Limited
- Yukio Saito
- G01 - MEASURING TESTING
Information Patent Grant
Adaptive fire detector
- Patent number 5,369,397
- Issue date Nov 29, 1994
- Gaztech International Corporation
- Jacob Y. Wong
- G08 - SIGNALLING
Information Patent Grant
NDIR gas analysis using spectral ratioing technique
- Patent number 5,341,214
- Issue date Aug 23, 1994
- Gaztech International Corporation
- Jacob Y. Wong
- G08 - SIGNALLING
Information Patent Grant
Temperature compensated optical detector
- Patent number 5,266,792
- Issue date Nov 30, 1993
- Simmonds Precision Products, Inc.
- David H. Crowne
- G01 - MEASURING TESTING
Information Patent Grant
Method for determining the condition of a roadway surface
- Patent number 5,218,206
- Issue date Jun 8, 1993
- TZN Forschungz- und Entwicklungszentrum Unterluss GmbH
- Klemens Schmitt
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Gas sample chamber
- Patent number 5,163,332
- Issue date Nov 17, 1992
- Gaztech International Corporation
- Jacob Y. Wong
- G08 - SIGNALLING
Information Patent Grant
Electrostatographic copier/printer densitometer insensitive to powe...
- Patent number 5,148,217
- Issue date Sep 15, 1992
- Eastman Kodak Company
- David D. Almeter
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Sensor and method for measuring alcohol concentration in an alcohol...
- Patent number 5,126,570
- Issue date Jun 30, 1992
- The Standard Oil Company
- Donald L. Boos
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Optical measurement method using stacked germanium and silicone det...
- Patent number 5,124,553
- Issue date Jun 23, 1992
- The Standard Oil Company
- Lorelli A. Hilliard
- G01 - MEASURING TESTING
Information Patent Grant
Rapid fire detector
- Patent number 5,103,096
- Issue date Apr 7, 1992
- Gaztech Corporation
- Jacob Y. Wong
- G08 - SIGNALLING
Information Patent Grant
Fire detection system using spatially cooperative multi-sensor inpu...
- Patent number 5,079,422
- Issue date Jan 7, 1992
- Gaztech Corporation
- Jacob Y. Wong
- G08 - SIGNALLING
Information Patent Grant
Gas sample chamber
- Patent number 5,060,508
- Issue date Oct 29, 1991
- Gaztech Corporation
- Jacob Y. Wong
- G08 - SIGNALLING
Information Patent Grant
Method of eliminating water vapor interference in detecting gases
- Patent number 5,055,690
- Issue date Oct 8, 1991
- Gas Research Institute
- Ulrich Bonne
- G01 - MEASURING TESTING
Information Patent Grant
Spectral ratioing technique for NDIR gas analysis using a different...
- Patent number 5,026,992
- Issue date Jun 25, 1991
- Gaztech Corporation
- Jacob Y. Wong
- G08 - SIGNALLING
Information Patent Grant
Two-wavelength type respiratory gas concentration measuring apparatus
- Patent number 4,998,018
- Issue date Mar 5, 1991
- Nihon Kohden Corporation
- Muneshige Kurahashi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Selective gas detecting apparatus
- Patent number 4,996,431
- Issue date Feb 26, 1991
- Gas Research Institute
- Ulrich Bonne
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for measuring the concentration of optically a...
- Patent number 4,988,199
- Issue date Jan 29, 1991
- Siemens Aktiengesellschaft
- Bernt-Joachim Paul
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Particle concentration measuring method and device
- Patent number 4,981,362
- Issue date Jan 1, 1991
- Xerox Corporation
- Joannes N. M. deJong
- G01 - MEASURING TESTING
Information Patent Grant
Selective natural gas detecting apparatus
- Patent number 4,958,076
- Issue date Sep 18, 1990
- Gas Research Institute
- Ulrich Bonne
- G01 - MEASURING TESTING
Information Patent Grant
Automated process monitoring
- Patent number 4,938,602
- Issue date Jul 3, 1990
- Electronic Instrumentation and Technology, Inc.
- Joe T. May
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Dual beam multichannel spectrophotometer with a unique logarithmic...
- Patent number 4,848,904
- Issue date Jul 18, 1989
- Applied Biosystems Inc.
- Edwin R. Sapp
- G01 - MEASURING TESTING
Information Patent Grant
Chromatographic optical detector with logarithmic calibration circuit
- Patent number 4,700,059
- Issue date Oct 13, 1987
- DIONEX CORPORATION
- Thomas R. Tullsen
- G01 - MEASURING TESTING
Information Patent Grant
Spectrophotometer with statistically balanced light for very high r...
- Patent number 4,696,570
- Issue date Sep 29, 1987
- Centre National de la Recherche Scientifique (CNRS)
- A. Pierre Joliot
- G01 - MEASURING TESTING
Information Patent Grant
Noninvasive device for photoelectrically measuring the property of...
- Patent number 4,694,833
- Issue date Sep 22, 1987
- Minolta Camera Kabushiki Kaisha
- Kenji Hamaguri
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Nondispersive gas analyzer having no moving parts
- Patent number 4,694,173
- Issue date Sep 15, 1987
- Hibshman Corporation
- Jacob Y. Wong
- G02 - OPTICS
Information Patent Grant
Spectrophotometer
- Patent number 4,601,582
- Issue date Jul 22, 1986
- Milton Roy Company
- William T. Casey
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
SENSOR AND SYSTEM FOR PLANT CANOPY MEASUREMENT
- Publication number 20190212191
- Publication date Jul 11, 2019
- Benoit Schillings
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
FIELD DEVICE AND DEGRADATION DIAGNOSIS METHOD
- Publication number 20180278927
- Publication date Sep 27, 2018
- AZBIL CORPORATION
- Kouichiro Murata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
LASER WAVELENGTH DETECTORS
- Publication number 20170343411
- Publication date Nov 30, 2017
- GOODRICH CORPORATION
- Peter C. McNulty
- G01 - MEASURING TESTING
Information Patent Application
METHOD OF MANUFACTURING PRINT HEAD, PRINT HEAD AND IMAGE FORMING AP...
- Publication number 20150202887
- Publication date Jul 23, 2015
- Shigeaki IMAI
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Ratio method

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Sensor and system for plant canopy measurement

Gas detection apparatus and method

Gas detection apparatus and method

Method of manufacturing print head, print head and image forming ap...

Chemical luminescence-detecting apparatus with multiple sensors

Adaptive fire detector

NDIR gas analysis using spectral ratioing technique

Temperature compensated optical detector

Method for determining the condition of a roadway surface

Gas sample chamber

Electrostatographic copier/printer densitometer insensitive to powe...

Sensor and method for measuring alcohol concentration in an alcohol...

Optical measurement method using stacked germanium and silicone det...

Rapid fire detector

Fire detection system using spatially cooperative multi-sensor inpu...

Gas sample chamber

Method of eliminating water vapor interference in detecting gases

Spectral ratioing technique for NDIR gas analysis using a different...

Two-wavelength type respiratory gas concentration measuring apparatus

Selective gas detecting apparatus

Method and apparatus for measuring the concentration of optically a...

Particle concentration measuring method and device

Selective natural gas detecting apparatus

Automated process monitoring

Dual beam multichannel spectrophotometer with a unique logarithmic...

Chromatographic optical detector with logarithmic calibration circuit

Spectrophotometer with statistically balanced light for very high r...

Noninvasive device for photoelectrically measuring the property of...

Nondispersive gas analyzer having no moving parts

Spectrophotometer

Patents Applicationslast 30 patents

SENSOR AND SYSTEM FOR PLANT CANOPY MEASUREMENT

FIELD DEVICE AND DEGRADATION DIAGNOSIS METHOD

LASER WAVELENGTH DETECTORS

METHOD OF MANUFACTURING PRINT HEAD, PRINT HEAD AND IMAGE FORMING AP...