ClassID:

166919

G01L23/24 - CPC Classification

Classification description:

Devices or apparatus for measuring or indicating or recording rapid changes, such as oscillations, in the pressure of steam, gas, or liquid; Indicators for determining work or energy of steam, internal-combustion, or other fluid-pressure engines from the condition of the working fluid for measuring pressure in inlet or exhaust ducts of internal-combustion engines specially adapted

Recent Application in this class:
#1
20250137862
2025-05-01

SENSOR UNIT AND INTAKE SYSTEM OF INTERNAL COMBUSTION ENGINE

#2
20230280229
2023-09-07

Method and system for diagnosing fuel tank pressure sensor

#3
20230016442
2023-01-19

Pressure sensor system for charge air load control

#4
20220082465
2022-03-17

Systems and methods for pressure sensor assembly including improved encapsulation material

#5
20210318192
2021-10-14

Membrane with hierarchically arranged micrometer-sized and sub micrometer-sized units, pressure sensor system with improved measurement accuracy and method for producing such a pressure sensor system

#6
20210270199
2021-09-02

Method and control device for determining reliability regarding misfire determination of cylinders of an internal combustion engine

#7
20210088401
2021-03-25

LOW-PRESSURE SENSOR DEVICE AND USE OF AN INLET CONNECTOR PIECE AS A FLUID INLET FOR A LOW-PRESSURE SENSOR DEVICE

#8
20210047972
2021-02-18

Controller and control method for internal combustion engine

#9
20200103303
2020-04-02

Diagnosing cylinder pressure sensor gain and offset

#10
20190323445
2019-10-24

Diagnostic techniques for a surge valve of a turbocharged engine

#11
20190271608
2019-09-05

METHOD TO ESTIMATE COMPRESSOR INLET PRESSURE FOR A TURBOCHARGER

#12
20190264624
2019-08-29

Controller and control method for internal combustion engine

#13
20190107457
2019-04-11

Pressure sensor

#14
20180156685
2018-06-07

Wireless pressure testing system and methods of use

#15
20180087459
2018-03-29

Controller and control method for internal combustion engine

#16
20170315009
2017-11-02

Pressure sensor for measuring a pressure of a fluid medium

#17
20170247250
2017-08-31

Semiconductor pressure sensor for harsh media application

#18
20170205261
2017-07-20

Physical-quantity detection device

#19
20170176280
2017-06-22

Diagnosing cylinder pressure sensor gain and offset

#20
20170144882
2017-05-25

Semiconductor device

#21
20170102363
2017-04-13

Systems and methods for estimating fuel type and fuel properties using sonic speed

#22
20170038273
2017-02-09

Device for Detecting a Parameter of a Gas, Method for Operating Such a Device, and Measuring System for Determining a Parameter of a Gas

#23
20170009672
2017-01-12

CONTROL APPARATUS FOR INTERNAL COMBUSTION ENGINE

#24
20160265452
2016-09-15

Method and system for laser pressure transducer

#25
20160178469
2016-06-23

CHARACTERIZATION OF AVIATION GASOLINE

#26
20160069766
2016-03-10

DETERMINING INLET MANIFOLD PRESSURE OF ENGINE

#27
20150369685
2015-12-24

METHOD FOR DETERMINING THE OPENING POINT OF A VALVE

#28
20150292971
2015-10-15

Combination static and dynamic pressure transducer employing a micro-filter

#29
20150075267
2015-03-19

FUEL TANK PRESSURE SENSOR RATIONALITY TEST FOR A PHEV

#30
20150059455
2015-03-05

In-cylinder pressure measurement utilizing a magneto-elastic element for measuring a force exerted on an engine valve assembly

#31
20140341255
2014-11-20

Device for measuring a pressure and a temperature of a fluid medium flowing in a duct

#32
20140124060
2014-05-08

Delta P closed loop pressure diaphragm

#33
20140090457
2014-04-03

Metalized ceramic leading edge nozzle Kiels for high-temperature turbine applications

#34
20130047716
2013-02-28

Dual diaphragm combustion pressure measuring device

#35
20120198943
2012-08-09

Sensor Structure

#36
20120048015
2012-03-01

Sensor structure

#37
20120011936
2012-01-19

Combination static and dynamic pressure transducer employing a micro-filter

#38
20110137538
2011-06-09

METHOD FOR DETERMINE GAS PRESSURE IN AN EXHAUST AFTER-TREATMENT SYSTEM

#39
20100294022
2010-11-25

Pressure sensor

#40
20100280743
2010-11-04

INDIVIDUAL ACCUMULATOR, HIGH-PRESSURE COMPONENT, AND COMMON RAIL FUEL INJECTION SYSTEM, AS WELL AS AN INTERNAL COMBUSTION ENGINE, ELECTRONIC CONTROL UNIT, AND METHOD FOR THE OPEN-LOOP AND/OR CLOSED-LOOP CONTROL OF AN INTERNAL COMBUSTION ENGINE

#41
20100192910
2010-08-05

Pressure accumulation fuel injection device

#42
20100164225
2010-07-01

Waterproof connecting structure for pipe

#43
20100147057
2010-06-17

Apparatus for measuring the cylinder internal pressure of internal combustion engines

#44
20100065013
2010-03-18

Adapter for pressure sensors for carrying out long-term cylinder pressure monitoring on internal combustion engines

#45
20100006052
2010-01-14

Engine intake system

#46
20090323760
2009-12-31

Device for recording the pressure and the temperature in an intake manifold of an internal combustion engine

#47
20090007883
2009-01-08

Throttle system and sensor unit

#48
20080250862
2008-10-16

Pressure sensor device including temperature sensor contained in common housing

#49
20080216580
2008-09-11

Sensor apparatus responsive to pressure and temperature within a vessel

#50
20080110268
2008-05-15

Integrated sensor including a pressure sensor and a temperature sensor

#51
20070072726
2007-03-29

Transmission control unit having pressure transducer package

#52
20070068268
2007-03-29

Pressure transducer package for a manifold

#53
20060070448
2006-04-06

Method and device for determining the pressure in pipes

#54
20050210993
2005-09-29

Compact pressure sensor with high corrosion resistance and high accuracy

#55
20050210990
2005-09-29

Pressure sensor having integrated temperature sensor