ClassID:

168509

G01N27/414 - page 2 - CPC Classification

Classification description:

Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis; Cells and electrode assemblies Ion-sensitive or chemical field-effect transistors, i.e. ISFETS or CHEMFETS

Recent Application in this class:
#301
20150115227
2015-04-30

Fiber-based organic electrochemical transistor

#302
20150087072
2015-03-26

Soil analysis apparatus, method, and system having a displaceable blade assembly and sensor

#303
20150079787
2015-03-19

Method and structure for creating cavities with extreme aspect ratios

#304
20150076567
2015-03-19

Molecular receptor-based chemical field-effect transistor (CHEMFET) devices, systems, and methods for in-situ nitrate monitoring in field soils

#305
20150064829
2015-03-05

Chemical sensor with sidewall spacer sensor surface

#306
20150060953
2015-03-05

Ion-sensitive layer structure for an ion-sensitive sensor and method for manufacturing the same

#307
20150060952
2015-03-05

Field effect transistor, device including the transistor, and methods of forming and using same

#308
20150028396
2015-01-29

pH sensor with substrate or bonding layer configured to maintain piezoresistance of the ISFET die

#309
20150028395
2015-01-29

ph sensor with bonding agent disposed in a pattern

#310
20150024508
2015-01-22

APPARATUS AND METHOD FOR COMPENSATING pH MEASUREMENT ERRORS DUE TO PRESSURE AND PHYSICAL STRESSES

#311
20140370636
2014-12-18

Extended gate sensor for pH sensing

#312
20140370326
2014-12-18

Nanoporous structures by reactive ion etching

#313
20140367750
2014-12-18

Ion-sensing charge-accumulation circuits and methods

#314
20140367748
2014-12-18

EXTENDED GATE SENSOR FOR pH SENSING

#315
20140364320
2014-12-11

Chemical sensor array having multiple sensors per well

#316
20140353789
2014-12-04

Sensor package with exposed sensor array and method of making same

#317
20140329712
2014-11-06

DNA sample preparation and sequencing

#318
20140329302
2014-11-06

Wireless based marine pathogens detection system

#319
20140323895
2014-10-30

2DEG-based sensor and device for ECG sensing

#320
20140318966
2014-10-30

Silicon oxide nanopore wetting and stabilization by molecular coating

#321
20140312879
2014-10-23

Method to realize electronic field-effect transistor sensors

#322
20140311923
2014-10-23

PH sensor, pH measurement method, ion sensor, and ion concentration measurement method

#323
20140300340
2014-10-09

High-k metal gate device structure for human blood gas sensing

#324
20140299922
2014-10-09

High-k metal gate device structure for human blood gas sensing

#325
20140283632
2014-09-25

Sensor device and method for producing a sensor device

#326
20140264473
2014-09-18

Sensor with field effect transistor having the gate dielectric consisting of a layer of lipids and method of fabricating this transistor

#327
20140264472
2014-09-18

CHEMICAL SENSOR WITH CONSISTENT SENSOR SURFACE AREAS

#328
20140264471
2014-09-18

CHEMICAL DEVICE WITH THIN CONDUCTIVE ELEMENT

#329
20140264470
2014-09-18

Chemical sensors with consistent sensor surface areas

#330
20140264469
2014-09-18

Chemical sensor with sidewall sensor surface

#331
20140264466
2014-09-18

Chemical sensor with protruded sensor surface

#332
20140264465
2014-09-18

CHEMICAL SENSORS WITH PARTIALLY EXTENDED SENSOR SURFACES

#333
20140264464
2014-09-18

Chemical sensor with sidewall spacer sensor surface

#334
20140264322
2014-09-18

Chemical sensor with protruded sensor surface

#335
20140260547
2014-09-18

Graphene-based gas and bio sensor with high sensitivity and selectivity

#336
20140260546
2014-09-18

Combinational Array Gas Sensor

#337
20140234981
2014-08-21

Double gate ion sensitive field effect transistor

#338
20140234977
2014-08-21

ROLLED-UP, THREE-DIMENSIONAL FIELD-EFFECT TRANSISTORS AND THE USE THEREOF IN ELECTRONICS, SENSORS AND MICROFLUIDICS

#339
20140225166
2014-08-14

Biological and chemical sensors

#340
20140220697
2014-08-07

CHEMICAL SENSOR WITH CONDUCTIVE CUP-SHAPED SENSOR SURFACE

#341
20140213006
2014-07-31

Method for forming vertical type sensor

#342
20140209982
2014-07-31

Self-aligned well structures for low-noise chemical sensors

#343
20140203826
2014-07-24

Functionalized ZnO or ZnO alloy films exhibiting high electron mobility

#344
20140197877
2014-07-17

System for a contactless control of a field effect transistor

#345
20140197046
2014-07-17

Chemical sensor based on highly organized single walled carbon nanotube networks

#346
20140194301
2014-07-10

Active chemically-sensitive sensors with in-sensor current sources

#347
20140193938
2014-07-10

Chemically sensitive sensor with lightly doped drains

#348
20140191294
2014-07-10

Backside stimulated sensor with background current manipulation

#349
20140191293
2014-07-10

Methods for manufacturing well structures for low-noise chemical sensors

#350
20140151631
2014-06-05

Asymmetric bottom contacted device

#351
20140151228
2014-06-05

Field effect based nanosensor for biopolymer manipulation and detection

#352
20140151227
2014-06-05

Field effect based nanosensor for biopolymer manipulation and detection

#353
20140151223
2014-06-05

Sensor for registering an analyte concentration

#354
20140139204
2014-05-22

Coupled heterogeneous devices for pH sensing

#355
20140131224
2014-05-15

Sensor device, a method and a sensor to determine a relative concentration of a first kind of ions with respect to a second kind of ions solute in a drop of liquid

#356
20140113303
2014-04-24

Chemical coating of microwell for electrochemical detection device

#357
20140103296
2014-04-17

Graphene nanoribbon sensor

#358
20140060012
2014-03-06

Deterioration diagnosis device for oxidation catalyst

#359
20140055145
2014-02-27

Ion sensor

#360
20130338046
2013-12-19

Methods and apparatus for measuring analytes using large scale FET arrays

#361
20130335060
2013-12-19

Molecule sensing and identification

#362
20130334579
2013-12-19

Manufacturing method of a graphene-based electrochemical sensor, and electrochemical sensor

#363
20130334044
2013-12-19

Deep sea pH sensor

#364
20130302932
2013-11-14

Methods for manufacturing high capacitance microwell structures of chemically-sensitive sensors

#365
20130288378
2013-10-31

Two-dimensional electron gas (2DEG)-based chemical sensors

#366
20130237455
2013-09-12

Method and apparatus for vapor signature with heat differential

#367
20130217587
2013-08-22

High density sensor array without wells

#368
20130214332
2013-08-22

NANOGRID CHANNEL FIN-FET TRANSISTOR AND BIOSENSOR

#369
20130210641
2013-08-15

Methods and apparatus for measuring analytes using large scale FET arrays

#370
20130204107
2013-08-08

DEVICES AND METHODS FOR THE RAPID AND ACCURATE DETECTION OF ANALYTES

#371
20130200438
2013-08-08

Amplified dual-gate bio field effect transistor

#372
20130189158
2013-07-25

Chemical sensor with conductive cup-shaped sensor surface

#373
20130164859
2013-06-27

DNA-decorated graphene chemical sensors

#374
20130161191
2013-06-27

Reference half-cell and electrochemical sensor with the reference half-cell

#375
20130143221
2013-06-06

Method and apparatus for identifying defects in a chemical sensor array

#376
20130105868
2013-05-02

CMOS compatible BioFET

#377
20130084214
2013-04-04

Ion-Selective Ion Concentration Meter

#378
20130059396
2013-03-07

Photoelectrocatalytic fluid analyte sensors including reference electrodes

#379
20130026030
2013-01-31

CONTROL OF ELECTROLYTE SOLUTION IN NANOFLUIDIC CHANNELS

#380
20130017959
2013-01-17

Methods and apparatus for measuring analytes using large scale FET arrays

#381
20130017642
2013-01-17

CHEMICALLY-SENSITIVE FIELD EFFECT TRANSISTOR BASED PIXEL ARRAY WITH PROTECTION DIODES

#382
20130015506
2013-01-17

Methods and apparatus for measuring analytes using large scale FET arrays

#383
20130015505
2013-01-17

Methods and apparatus for measuring analytes using large scale FET arrays

#384
20130009214
2013-01-10

MICROWELL STRUCTURES FOR CHEMICALLY-SENSITIVE SENSOR ARRAYS

#385
20130004949
2013-01-03

Methods and apparatus for high speed operation of a chemically-sensitive sensor array

#386
20130004948
2013-01-03

Active chemically-sensitive sensors with reset switch

#387
20130001653
2013-01-03

Chemically-sensitive field effect transistor based pixel array with protection diodes

#388
20120329192
2012-12-27

METHODS FOR MANUFACTURING MICROWELL STRUCTURES OF CHEMICALLY-SENSITIVE SENSOR ARRAYS

#389
20120329044
2012-12-27

Active chemically-sensitive sensors with correlated double sampling

#390
20120329043
2012-12-27

Active chemically-sensitive sensors with source follower amplifier

#391
20120326767
2012-12-27

Active chemically-sensitive sensors

#392
20120326213
2012-12-27

MICROWELL STRUCTURES FOR CHEMICALLY-SENSITIVE SENSOR ARRAYS

#393
20120325683
2012-12-27

Active chemically-sensitive sensors with in-sensor current sources

#394
20120325659
2012-12-27

Measuring transducer for determining a measured variable representing a content of Hand/or ohions in a measured medium

#395
20120298531
2012-11-29

Dual FET sensor for sensing biomolecules and charged ions in an electrolyte

#396
20120286803
2012-11-15

Sensor

#397
20120286289
2012-11-15

SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING A SEMICONDUCTOR DEVICE

#398
20120273845
2012-11-01

Electronic pH sensor die packaging

#399
20120247955
2012-10-04

Electrode assembly

#400
20120234079
2012-09-20

Atmospheric Sensor, NFC Device, Package and Manufacturing Method

#401
20120229152
2012-09-13

Measuring method for degree of degradation of lubricating oil, and measuring device therefor, as well as lubricating oil monitoring system in machine and device

#402
20120199884
2012-08-09

pH sensor, pH measurement method, ion sensor, and ion concentration measurement method

#403
20120154964
2012-06-21

Circuit for detecting static electricity

#404
20120145563
2012-06-14

pH or concentration measuring device and pH or concentration measuring method

#405
20120139011
2012-06-07

Ion sensitive sensor with multilayer construction in the sensor region

#406
20120138458
2012-06-07

Cell-based transparent sensor capable of real-time optical observation of cell behavior, method for manufacturing the same and multi-detection sensor chip using the same

#407
20120086431
2012-04-12

Vertical type sensor

#408
20120071363
2012-03-22

Methods and apparatus for measuring analytes using large scale FET arrays

#409
20120070910
2012-03-22

Microanalysis methods and systems using field effect transistor

#410
20120067723
2012-03-22

Temperature control of chemical detection system

#411
20120058488
2012-03-08

Wireless based marine pathogens detection system

#412
20120047995
2012-03-01

Selective detector for carbon monoxide

#413
20120045368
2012-02-23

Chemical Coating of Microwell for Electrochemical Detection Device

#414
20120025853
2012-02-02

Solid state sensor for metal ion detection and trapping in solution

#415
20120021918
2012-01-26

DNA sequencing and amplification systems using nanoscale field effect sensor arrays

#416
20120017665
2012-01-26

Sensor element of a gas sensor and method for operating the same

#417
20120013392
2012-01-19

METHODS AND APPARATUS FOR MEASURING ANALYTES

#418
20120001235
2012-01-05

Chemically sensitive sensor with lightly doped drains

#419
20120000274
2012-01-05

Ion-sensing charge-accumulation circuits and methods

#420
20110272747
2011-11-10

Electronic component

#421
20110267077
2011-11-03

Method of sensor cell timing

#422
20110267031
2011-11-03

Method and apparatus for determining a vapor signature based upon frequency

#423
20110265555
2011-11-03

Method and apparatus for vapor signature with heat differential

#424
20110265554
2011-11-03

Method and apparatus for vapor signature with heat differential

#425
20110265553
2011-11-03

Method and apparatus for determining a vapor signature based upon frequency

#426
20110248320
2011-10-13

Methods and apparatus for measuring analytes

#427
20110248319
2011-10-13

Methods and apparatus for measuring analytes using large scale FET arrays

#428
20110247946
2011-10-13

Dual FET sensor for sensing biomolecules and charged ions in an electrolyte

#429
20110247933
2011-10-13

Methods and apparatus for measuring analytes using large scale FET arrays

#430
20110241081
2011-10-06

Methods and apparatus for measuring analytes using large scale FET arrays

#431
20110239735
2011-10-06

Electronic sensor for nitric oxide

#432
20110236984
2011-09-29

DNA sequencing methods and detectors and systems for carrying out the same

#433
20110230375
2011-09-22

Methods and apparatus for measuring analytes using large scale FET arrays

#434
20110227558
2011-09-22

Nanofluidic channels with integrated charge sensors and methods based thereon

#435
20110193140
2011-08-11

Electronic component for high temperatures

#436
20110192724
2011-08-11

High resolution focusing and separation of proteins in nanofluidic channels

#437
20110175595
2011-07-21

Sensor and measurement method

#438
20110174620
2011-07-21

Ultra high speed and high sensitivity DNA sequencing system and method for same

#439
20110169056
2011-07-14

Hydrogen ion-sensitive field effect transistor and manufacturing method thereof

#440
20110163296
2011-07-07

CNT-based sensors: devices, processes and uses thereof

#441
20110115464
2011-05-19

Chemical-selective device

#442
20110108892
2011-05-12

Detector of biological or chemical material and corresponding array of detectors

#443
20110098591
2011-04-28

Carbon nanotube structures in sensor apparatuses for analyzing biomarkers in breath samples

#444
20110089051
2011-04-21

Devices and methods for determination of species including chemical warfare agents

#445
20110088466
2011-04-21

Humidity sensor

#446
20110084713
2011-04-14

Chloride detection

#447
20110074452
2011-03-31

Device for evaluating degree of degradation of lubricating oil

#448
20110068372
2011-03-24

Sensors using high electron mobility transistors

#449
20110065588
2011-03-17

Sensor arrays and nucleic acid sequencing applications

#450
20110036913
2011-02-17

Electrochemical sensor

#451
20110018038
2011-01-27

Ion sensitive field effect transistor and production method thereof

#452
20110006348
2011-01-13

Rounded three-dimensional germanium active channel for transistors and sensors

#453
20110005942
2011-01-13

III-V nitride semiconductor device comprising a diamond layer

#454
20110000192
2011-01-06

Exhaust gas sensor device, engine control device and method

#455
20100314699
2010-12-16

ELECTROCHEMICAL SENSOR DEVICE, METHOD OF MANUFACTURING THE SAME

#456
20100301398
2010-12-02

METHODS AND APPARATUS FOR MEASURING ANALYTES

#457
20100259271
2010-10-14

Method for measurement of content of water or organic acid in polar organic solvent, and apparatus for the method

#458
20100255593
2010-10-07

Electrical detection and quantification of mercuric derivatives

#459
20100252824
2010-10-07

Hybrid molecular electronic devices containing molecule-functionalized surfaces for switching, memory, and sensor applications and methods for fabricating same

#460
20100216273
2010-08-26

Method for fabricating carbon nanotube array sensor

#461
20100213954
2010-08-26

CARBON NANOTUBE ARRAY SENSOR

#462
20100207171
2010-08-19

Method for sodium ion selective electrode, sodium ion selective electrode therefrom and sodium ion sensing device

#463
20100176826
2010-07-15

Moisture sensor and method for measuring moisture of a gas-phase medium

#464
20100176463
2010-07-15

SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD OF THE SAME

#465
20100163108
2010-07-01

ELECTROCHEMICALLY ACTIVE ORGANIC THIN FILM, METHOD FOR PRODUCING THE SAME, AND DEVICE USING THE SAME

#466
20100140079
2010-06-10

PREPARATION OF A PH SENSOR, THE PREPARED PH SENSOR, SYSTEM COMPRISING THE SAME AND MEASUREMENT USING THE SYSTEM

#467
20100133591
2010-06-03

Method for passivating a field-effect transistor

#468
20100133547
2010-06-03

Semiconductor sensor

#469
20100072621
2010-03-25

Electronic component with diffusion barrier layer

#470
20100066348
2010-03-18

Apparatus and method for molecule detection using nanopores

#471
20100060260
2010-03-11

Measurement sensor, method for analyzing a nonpolar liquid, method for manufacturing a measurement sensor

#472
20100059755
2010-03-11

IMPROVED OXIDE-BASED FIELD-EFFECT TRANSISTORS

#473
20100032661
2010-02-11

ORGANIC FIELD-EFFECT TRANSISTOR

#474
20100019783
2010-01-28

METHOD, DETECTOR AND SYSTEM FOR MEASURING A SAMPLE CONCENTRATION

#475
20100012987
2010-01-21

Field effect transistor based sensor

#476
20090278175
2009-11-12

Method for forming extended gate field effect transistor (EGFET) based sensor and the sensor therefrom

#477
20090273356
2009-11-05

INSULATED SUBSTRATE IMPEDANCE TRANSDUCERS

#478
20090267057
2009-10-29

ORGANIC FIELD-EFFECT TRANSISTOR FOR SENSING APPLICATIONS

#479
20090266712
2009-10-29

CALCIUM ION SENSORS AND FABRICATION METHOD THEREOF, AND SENSING SYSTEMS COMPRISING THE SAME

#480
20090261987
2009-10-22

Sensor instrument system including method for detecting analytes in fluids

#481
20090224231
2009-09-10

Electronic device, process for producing the same and electronic equipment making use thereof

#482
20090201032
2009-08-13

Sensor circuits

#483
20090175764
2009-07-09

Measurement device with at least one sensor

#484
20090170207
2009-07-02

Reference pH sensor, preparation and application thereof

#485
20090146639
2009-06-11

Detector

#486
20090071826
2009-03-19

Anion concentration measuring device and anion concentration measuring element

#487
20090066347
2009-03-12

Biosensor and a method of measuring a concentration of an analyte within a medium

#488
20090042333
2009-02-12

Method for surfaced-passivated zinc-oxide

#489
20090039343
2009-02-12

Transistor

#490
20090032801
2009-02-05

Approach to contacting nanowire arrays using nanoparticles

#491
20090032411
2009-02-05

METHOD AND SYSTEM FOR DETECTING PHARMACOLOGICALLY ACTIVE SUBSTANCES BY MEASURING MEMBRANE CURRENTS WITH EXTRACELLULAR SENSORS

#492
20090026082
2009-01-29

Methods and apparatus for measuring analytes using large scale FET arrays

#493
20090008681
2009-01-08

ALKALOID SENSOR

#494
20090008249
2009-01-08

SYSTEMS OF MEASURING A CONCENTRATION OF ALKALOID IN A SOLUTION

#495
20080314139
2008-12-25

Method and apparatus for ion-selective discrimination of fluids downhole

#496
20080302672
2008-12-11

SYSTEMS AND METHODS FOR SENSING

#497
20080264790
2008-10-30

Ion concentration measuring device and ion concentration measuring element

#498
20080224148
2008-09-18

Semiconductor sensing device

#499
20080220535
2008-09-11

Photoelectrocatalytic fluid analyte sensors and methods of fabricating and using same

#500
20080143352
2008-06-19

TITANIUM OXIDE EXTENDED GATE FIELD EFFECT TRANSISTOR

#501
20080111161
2008-05-15

Protective structure for semiconductor sensors

#502
20080105914
2008-05-08

TITANIUM OXIDE EXTENDED GATE FIELD EFFECT TRANSISTOR

#503
20080094074
2008-04-24

Transistor with floating gate and electret

#504
20080061323
2008-03-13

Examination apparatus for biological sample and chemical sample

#505
20080012049
2008-01-17

Semiconductor sensing field effect transistor, semiconductor sensing device, semiconductor sensor chip and semiconductor sensing device

#506
20070273395
2007-11-29

Sensor arrangement with a plurality of potentiometric sensors

#507
20070221510
2007-09-27

Field portable electrochemical sensor for uranium and other actinides

#508
20070178507
2007-08-02

Method and apparatus for detection of molecules using nanopores

#509
20070158190
2007-07-12

PH meter and sensor thereof

#510
20070155037
2007-07-05

Reference pH sensor, preparation and application thereof

#511
20070138464
2007-06-21

Surface-passivated zinc-oxide based sensor

#512
20070134667
2007-06-14

Molecular single electron transistor (MSET) detector device

#513
20070095663
2007-05-03

Preparation of a PH sensor, the prepared PH sensor, system comprising the same and measurement using the system

#514
20070069313
2007-03-29

Hydrogen gas sensitive semiconductor sensor

#515
20070045128
2007-03-01

CHLORINE DIOXIDE SENSOR

#516
20070017530
2007-01-25

DETECTING ELECTRICAL ACTIVITY AND ASSESSING AGENTS FOR THE ABILITY TO INFLUENCE ELECTRICAL ACTIVITY

#517
20060275778
2006-12-07

Method and apparatus for molecular analysis using nanoelectronic circuits

#518
20060272942
2006-12-07

Embossing of microfluidic sensors

#519
20060269915
2006-11-30

Pyrophosphate acid detection sensor, method of detection of nucleic acid, and method of discrimination of base type

#520
20060260737
2006-11-23

Gas-sensitive field-effect transistor with air gap

#521
20060220092
2006-10-05

Titanium oxide extended gate field effect transistor

#522
20060199193
2006-09-07

Sensor arrays and nucleic acid sequencing applications

#523
20060196246
2006-09-07

MIS-based sensors with hydrogen selectivity

#524
20060159590
2006-07-20

Semiconductor sensor having a front-side contact zone

#525
20060123885
2006-06-15

Photoelectrocatalytic sensor for measuring oxidizable impurities in air

#526
20060071286
2006-04-06

Polymeric piezoresistive sensors

#527
20060046375
2006-03-02

ISFETs fabrication method

#528
20060040420
2006-02-23

ISFET using PbTiOas sensing film

#529
20060038222
2006-02-23

Chemoreceptive semiconductor structure

#530
20060035420
2006-02-16

Ion-sensitive field effect transistor and method for producing an ion-sensitive field effect transistor

#531
20060035400
2006-02-16

Apparatus of ion sensitive thin film transistor and method of manufacturing of the same

#532
20060011951
2006-01-19

Method for forming potassium/sodium ion sensing device applying extended-gate field effect transistor

#533
20050263798
2005-12-01

Ion-sensitive field effect transistor and method for producing an ion-sensitive field effect transistor

#534
20050263790
2005-12-01

GaN-based sensor nodes for in situ detection of gases

#535
20050263410
2005-12-01

Ion-selective electrodes and method of fabricating sensing units thereof

#536
20050227405
2005-10-13

Method for producing a hybrid organic silicon field effect transistor structure

#537
20050221594
2005-10-06

ISFET with TiO2 sensing film

#538
20050186697
2005-08-25

Fabrication method of an ion sensitive field effect transistor

#539
20050179065
2005-08-18

ISFET using PbTiO as sensing film

#540
20050156584
2005-07-21

Ion sensitive field effect transistor (ISFET) sensor with improved gate configuration

#541
20050156207
2005-07-21

Examination apparatus for biological sample and chemical sample

#542
20050139490
2005-06-30

Alkaloid sensor, systems comprising the same, and measurement using the systems

#543
20050110053
2005-05-26

Semiconductor sensing device

#544
20050106587
2005-05-19

Method for determining of nucleic acid analytes

#545
20050072672
2005-04-07

Electrochemical sensor

#546
20050040488
2005-02-24

a-C:H ISFET device, manufacturing method, and testing methods and apparatus thereof

#547
20050040487
2005-02-24

a-C:H ISFET device, manufacturing method, and testing methods and apparatus thereof

#548
20050037438
2005-02-17

Measurement device and method for screening with cells immobilized on electrodes

#549
20050024953
2005-02-03

Double gate transistor arrangement for receiving electrical signals from living cells

#550
20050012115
2005-01-20

Ion sensitive field effect transistor and method for producing an ion sensitive field effect transistor

#551
16296071
2021-11-16

Substance detection device and method

#552
15449995
2019-04-23

Substance detection device and method

#553
15261627
2018-01-09

TFT-based sensor with multiple sensing modalities

#554
14928877
2017-01-10

Enhanced sensitivity ion sensing devices

#555
14463087
2015-09-22

Preventing stray currents in sensors in conductive media