by measuring variations in the heat conductivity of the medium, the pressure of which is to be measured

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G01L21/10

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GPHYSICS G01Measuring instruments G01LMEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE G01L21/00Vacuum gauges

Current Industry

G01L21/10by measuring variations in the heat conductivity of the medium, the pressure of which is to be measured

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Thermal conductivity gauge
- Patent number 12,181,366
- Issue date Dec 31, 2024
- MKS Instruments, Inc.
- Gerardo A. Brucker
- G01 - MEASURING TESTING
Information Patent Grant
Thermal conductivity gauge
- Patent number 11,946,823
- Issue date Apr 2, 2024
- MKS Instruments, Inc.
- Gerardo A. Brucker
- G01 - MEASURING TESTING
Information Patent Grant
Thermal conductivity gauge
- Patent number 11,656,139
- Issue date May 23, 2023
- MKS Instruments, Inc.
- Gerardo A. Brucker
- G01 - MEASURING TESTING
Information Patent Grant
Vacuum gauge
- Patent number 10,852,207
- Issue date Dec 1, 2020
- Q'z Corporation
- Hisao Hojoh
- G01 - MEASURING TESTING
Information Patent Grant
Thermal conductivity gauge
- Patent number 10,845,263
- Issue date Nov 24, 2020
- MKS Instruments, Inc.
- Gerardo A. Brucker
- G01 - MEASURING TESTING
Information Patent Grant
Electromagnetic resonator pressure sensor
- Patent number 9,677,962
- Issue date Jun 13, 2017
- Commissariat a l'Energie Atomique et Aux Energies Alternatives
- Denis Mercier
- G01 - MEASURING TESTING
Information Patent Grant
Micro-Pirani vacuum gauges
- Patent number 9,335,231
- Issue date May 10, 2016
- MKS Instruments, Inc.
- Lei Gu
- G01 - MEASURING TESTING
Information Patent Grant
Electronic vacuum gauge and systems and methods of calibration and...
- Patent number 8,768,633
- Issue date Jul 1, 2014
- Dennis Cardinale
- G01 - MEASURING TESTING
Information Patent Grant
Electronic vacuum gauge and systems and methods of calibration and...
- Patent number 8,504,313
- Issue date Aug 6, 2013
- Dennis Cardinale
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for storing vacuum gauge calibration parameter...
- Patent number 7,921,719
- Issue date Apr 12, 2011
- Brooks Automation, Inc.
- Paul C. Arnold
- G01 - MEASURING TESTING
Information Patent Grant
Thermal vacuum gauge
- Patent number 7,613,586
- Issue date Nov 3, 2009
- Honeywell International Inc.
- Robert E. Higashi
- G01 - MEASURING TESTING
Information Patent Grant
Vacuum sensor
- Patent number 7,428,822
- Issue date Sep 30, 2008
- Ritchie Engineering Company, Inc.
- Ajit Ramachandran
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Determination of the gas pressure in an evacuated thermal insulatin...
- Patent number 7,400,999
- Issue date Jul 15, 2008
- Va-Q-tec AG
- Roland Caps
- G01 - MEASURING TESTING
Information Patent Grant
Measuring device with a microsensor and method for producing the same
- Patent number 7,389,696
- Issue date Jun 24, 2008
- Infineon Technologies AG
- Wolfgang Werner
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for storing vacuum gauge calibration parameter...
- Patent number 7,313,966
- Issue date Jan 1, 2008
- Brooks Automation, Inc.
- Paul C. Arnold
- G01 - MEASURING TESTING
Information Patent Grant
Compressor head, internal discriminator, external discriminator, ma...
- Patent number 7,310,965
- Issue date Dec 25, 2007
- Ritchie Engineering Company, Inc.
- Ajit Ramachandran
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Compressor head, internal discriminator, external discriminator, ma...
- Patent number 7,159,412
- Issue date Jan 9, 2007
- Ritchie Engineering Company, Inc.
- Ajit Ramachandran
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Compressor head, internal discriminator, external discriminator, ma...
- Patent number 7,073,346
- Issue date Jul 11, 2006
- Ritchie Engineering Company, Inc.
- Ajit Ramachandran
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Gas pressure sensor based on short-distance heat conduction and met...
- Patent number 6,860,153
- Issue date Mar 1, 2005
- Simon Fraser University
- Albert M. Leung
- G01 - MEASURING TESTING
Information Patent Grant
Compressor head, internal discriminator, external discriminator, ma...
- Patent number 6,832,491
- Issue date Dec 21, 2004
- Ritchie Engineering Company, Inc.
- Ajit Ramachandran
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Compressor head, internal discriminator, external discriminator, ma...
- Patent number 6,779,350
- Issue date Aug 24, 2004
- Ritchie Enginerring Company, Inc.
- Ajit Ramachandran
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Microvacuum sensor having an expanded sensitivity range
- Patent number 5,597,957
- Issue date Jan 28, 1997
- Heimann Optoelectronics GmbH
- Joerg Schieferdecker
- G01 - MEASURING TESTING
Information Patent Grant
Miniature silicon based thermal vacuum sensor and method of measuri...
- Patent number 5,557,972
- Issue date Sep 24, 1996
- Teledyne Industries, Inc.
- David C. Jacobs
- G01 - MEASURING TESTING
Information Patent Grant
Minimum reading pressure gage with dual function sensor
- Patent number 5,539,674
- Issue date Jul 23, 1996
- J/B Industries
- William Barbier
- G01 - MEASURING TESTING
Information Patent Grant
Vacuum gauge
- Patent number 5,079,954
- Issue date Jan 14, 1992
- The BOC Group, Inc.
- Charles D. O'Neal
- G01 - MEASURING TESTING
Information Patent Grant
High sensitivity measurement device for measuring various parameter...
- Patent number 4,888,987
- Issue date Dec 26, 1989
- Kaixun Zhang
- G01 - MEASURING TESTING
Information Patent Grant
Fiber optic thermal anemometer
- Patent number 4,621,929
- Issue date Nov 11, 1986
- Luxtron Corporation
- Stephen R. Phillips
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
3905230
- Patent number 3,905,230
- Issue date Sep 16, 1975
- G01 - MEASURING TESTING
Information Patent Grant
1993063
- Patent number 1,993,063
- Issue date Mar 5, 1935
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Thermal Conductivity Gauge
- Publication number 20240201035
- Publication date Jun 20, 2024
- MKS Instrument, Inc.
- Gerardo A. Brucker
- G01 - MEASURING TESTING
Information Patent Application
Thermal Conductivity Gauge
- Publication number 20230366763
- Publication date Nov 16, 2023
- MKS Instruments, Inc.
- Gerardo A. Brucker
- G01 - MEASURING TESTING
Information Patent Application
Thermal Conductivity Gauge
- Publication number 20210208016
- Publication date Jul 8, 2021
- Gerardo A. Brucker
- G01 - MEASURING TESTING
Information Patent Application
VACUUM GAUGE
- Publication number 20190107458
- Publication date Apr 11, 2019
- Q'z Corporation
- Hisao Hojoh
- G01 - MEASURING TESTING
Information Patent Application
Electronic Vacuum Gauge and Systems and Methods of Calibration and...
- Publication number 20130282310
- Publication date Oct 24, 2013
- Dennis Cardinale
- G01 - MEASURING TESTING
Information Patent Application
Electronic Vacuum Gauge and Systems and Methods of Calibration and...
- Publication number 20110231117
- Publication date Sep 22, 2011
- Dennis Cardinale
- G01 - MEASURING TESTING
Information Patent Application
ELECTRONIC DEVICE
- Publication number 20110061449
- Publication date Mar 17, 2011
- Kabushiki Kaisha Toshiba
- Hitoshi YAGI
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Application
THERMAL VACUUM GAUGE
- Publication number 20080168842
- Publication date Jul 17, 2008
- Honeywell International Inc.
- Robert E. Higashi
- G01 - MEASURING TESTING
Information Patent Application
Method and apparatus for storing vacuum gauge calibration parameter...
- Publication number 20070251293
- Publication date Nov 1, 2007
- Paul C. Arnold
- G01 - MEASURING TESTING
Information Patent Application
Compressor head, internal discriminator, external discriminator, ma...
- Publication number 20070017244
- Publication date Jan 25, 2007
- Ritchie Engineering Company, Inc.
- Ajit Ramachandran
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Method and apparatus for storing vacuum gauge calibration parameter...
- Publication number 20060123915
- Publication date Jun 15, 2006
- Helix Technology Corporation
- Paul C. Arnold
- G01 - MEASURING TESTING
Information Patent Application
Compressor head, internal discriminator, external discriminator, ma...
- Publication number 20060032257
- Publication date Feb 16, 2006
- Ajit Ramachandran
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Determination of the gas pressure in an evacuated thermal insulatin...
- Publication number 20050199067
- Publication date Sep 15, 2005
- va-Q-tec AG
- Roland Caps
- G01 - MEASURING TESTING
Information Patent Application
Compressor head, internal discriminator, external discriminator, ma...
- Publication number 20050092010
- Publication date May 5, 2005
- Ritchie Engineering Company, Inc.
- Ajit Ramachandran
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
COMPRESSOR HEAD, INTERNAL DISCRIMINATOR, EXTERNAL DISCRIMINATOR, MA...
- Publication number 20050076718
- Publication date Apr 14, 2005
- Ajit Ramachandran
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Compressor head, internal discriminator, external discriminator, ma...
- Publication number 20040020233
- Publication date Feb 5, 2004
- Ritchie Engineering Company, Inc.
- Ajit Ramachandran
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Compressor head, internal discriminator, external discriminator, ma...
- Publication number 20030188545
- Publication date Oct 9, 2003
- Ritchie Engineering Company, Inc.
- Ajit Ramachandran
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Gas pressure sensor based on short-distance heat conduction and met...
- Publication number 20010025531
- Publication date Oct 4, 2001
- Albert M. Leung
- G01 - MEASURING TESTING

by measuring variations in the heat conductivity of the medium, the pressure of which is to be measured

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Thermal conductivity gauge

Thermal conductivity gauge

Thermal conductivity gauge

Vacuum gauge

Thermal conductivity gauge

Electromagnetic resonator pressure sensor

Micro-Pirani vacuum gauges

Electronic vacuum gauge and systems and methods of calibration and...

Electronic vacuum gauge and systems and methods of calibration and...

Method and apparatus for storing vacuum gauge calibration parameter...

Thermal vacuum gauge

Vacuum sensor

Determination of the gas pressure in an evacuated thermal insulatin...

Measuring device with a microsensor and method for producing the same

Method and apparatus for storing vacuum gauge calibration parameter...

Compressor head, internal discriminator, external discriminator, ma...

Compressor head, internal discriminator, external discriminator, ma...

Compressor head, internal discriminator, external discriminator, ma...

Gas pressure sensor based on short-distance heat conduction and met...

Compressor head, internal discriminator, external discriminator, ma...

Compressor head, internal discriminator, external discriminator, ma...

Microvacuum sensor having an expanded sensitivity range

Miniature silicon based thermal vacuum sensor and method of measuri...

Minimum reading pressure gage with dual function sensor

Vacuum gauge

High sensitivity measurement device for measuring various parameter...

Fiber optic thermal anemometer

3905230

1993063

Patents Applicationslast 30 patents

Thermal Conductivity Gauge

Thermal Conductivity Gauge

Thermal Conductivity Gauge

VACUUM GAUGE

Electronic Vacuum Gauge and Systems and Methods of Calibration and...

Electronic Vacuum Gauge and Systems and Methods of Calibration and...

ELECTRONIC DEVICE

THERMAL VACUUM GAUGE

Method and apparatus for storing vacuum gauge calibration parameter...

Compressor head, internal discriminator, external discriminator, ma...

Method and apparatus for storing vacuum gauge calibration parameter...

Compressor head, internal discriminator, external discriminator, ma...

Determination of the gas pressure in an evacuated thermal insulatin...

Compressor head, internal discriminator, external discriminator, ma...

COMPRESSOR HEAD, INTERNAL DISCRIMINATOR, EXTERNAL DISCRIMINATOR, MA...

Compressor head, internal discriminator, external discriminator, ma...

Compressor head, internal discriminator, external discriminator, ma...

Gas pressure sensor based on short-distance heat conduction and met...