P

Inventor

CHA GEUN SIG

KR47 patents
⚠️ This page may combine multiple inventors who share the name “CHA GEUN SIG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

I SENS INC

20 patents
US7288174B2Oct 30, 2007

Electrochemical biosensor

I SENS INC158 citations98
US7258769B2Aug 21, 2007

Electrochemical biosensors

I SENS INC87 citations97
US6726818B2Apr 27, 2004

Biosensors with porous chromatographic membranes

I SENS INC182 citations97
US7695608B2Apr 13, 2010

Electrochemical biosensor and biosensor measuring device

I SENS INC23 citations92
US6663756B2Dec 16, 2003

Microchip-type oxygen gas sensor based on differential potentiometry

I SENS INC21 citations92
US6509148B2Jan 21, 2003

Method for fabricating biosensors using hydrophilic polyurethane

I SENS INC16 citations84
US7455756B2Nov 25, 2008

Biosensor

I SENS INC14 citations81
USD1075842SMay 20, 2025

Display screen or portion thereof with virtual character icon

I SENS INC4 citations75
US10690619B2Jun 23, 2020

Apparatus and method for measuring concentration of an analyte in whole blood samples

I SENS INC2 citations68
US8377272B2Feb 19, 2013

Electrochemical biosensor measuring system

I SENS INC3 citations62
US7704747B2Apr 27, 2010

Dual blood glucose meter

I SENS INC4 citations62
US6746583B2Jun 8, 2004

Microchip-based carbon dioxide gas sensor

I SENS INC2 citations62
US11378540B2Jul 5, 2022

Apparatus and method for measuring concentration of an analyte in bio-samples

I SENS INC0 citations58
US10890557B2Jan 12, 2021

Electrochemical biosensor

I SENS INC0 citations58
US11262365B2Mar 1, 2022

Kit for hemoglobin A1C quantitative analysis

I SENS INC0 citations56
US10125384B2Nov 13, 2018

Reagent composition for redox reaction

I SENS INC0 citations47
US10024816B2Jul 17, 2018

Personal blood glucose meter and abnormal measurement detection method using same

I SENS INC1 citations44
US9143250B2Sep 22, 2015

Blood glucose monitoring system having wireless communication module to which time synchronization method is applied

I SENS INC1 citations43
US9316655B2Apr 19, 2016

Biochemical analysis cartridge having improved operability

I SENS INC0 citations38
US10371693B2Aug 6, 2019

Portable blood glucose measurement device

I SENS INC0 citations36

CHA GEUN SIG

4 patents
US6350524B1Feb 26, 2002

Hydrophilic polyurethane-coated chloride-selective electrodes

CHA GEUN SIG4 citations60
US9351678B2May 31, 2016

Lancet holder and lancet device including the same

CHA GEUN SIG0 citations50
US8226004B2Jul 24, 2012

Biosensor measuring apparatus and a method thereof

CHA GEUN SIG1 citations46
US9192331B2Nov 24, 2015

Releasing structure for lancing device

CHA GEUN SIG0 citations39

UNIV MICHIGAN

3 patents
US5607566AMar 4, 1997

Batch deposition of polymeric ion sensor membranes

UNIV MICHIGAN58 citations96
US5417835AMay 23, 1995

Solid state ion sensor with polyimide membrane

UNIV MICHIGAN30 citations92
US5102526AApr 7, 1992

Solid state ion sensor with silicon membrane

UNIV MICHIGAN27 citations92

I-SENS INC

3 patents
US9500646B2Nov 22, 2016

Sensor cartridge for detecting component of at least one sample

I-SENS INC2 citations57
US9435792B2Sep 6, 2016

Hemolysis reagent composition for hemoglobin A1C quantitative analysis using enzymatic method

I-SENS INC0 citations45
US9753004B2Sep 5, 2017

Electrochemical biosensor with improved accuracy

I-SENS INC0 citations37

GEUN SIG CHA

2 patents
US6793789B2Sep 21, 2004

Reference electrode with a polymeric reference electrode membrane

GEUN SIG CHA68 citations91
US6964734B2Nov 15, 2005

Planar reference electrode

GEUN SIG CHA12 citations80

CUI GANG

2 patents
US8314613B2Nov 20, 2012

Electrochemical biosensor measuring system

CUI GANG3 citations58
US9512458B2Dec 6, 2016

Electrochemical biosensor with sample introduction channel capable of uniform introduction of small amount of sample

CUI GANG0 citations37

INFOPIA CO LTD

1 patent
US6554982B1Apr 29, 2003

Miniaturized solid-state reference electrode with self-diagnostic function

INFOPIA CO LTD73 citations96

DU PONT

1 patent
US5531870AJul 2, 1996

Potentiometric ion determinations using enhanced selectivity asymmetric ion-selective membranes

DU PONT25 citations92

EYELAB GROUP LLC

1 patent
US7133712B2Nov 7, 2006

Method and apparatus for non-invasive monitoring of blood substances using self-sampled tears

EYELAB GROUP LLC22 citations90

SAMDUCK INTERNAT CORP

1 patent
US6210907B1Apr 3, 2001

Measuring device with electrodes fabricated on porous membrane substrate in whole

SAMDUCK INTERNAT CORP39 citations89

CHA EUN JONG

1 patent
US7662111B2Feb 16, 2010

Vacuum assisted auto-lancing device

CHA EUN JONG20 citations80

KIM MOON HWAN

1 patent
US8277635B2Oct 2, 2012

Electrochemical biosensor measuring system

KIM MOON HWAN4 citations56

NAM HAKHYUN

1 patent
US8338183B2Dec 25, 2012

Electrochemical determination system of glycated proteins

NAM HAKHYUN2 citations51

CHOI MOON HEE

1 patent
US8337683B2Dec 25, 2012

Microfluidic sensor complex structure

CHOI MOON HEE3 citations50

KANG TAE YOUNG

1 patent
US8940233B2Jan 27, 2015

Cartridge for apparatus for chemically analyzing blood and apparatus using the same

KANG TAE YOUNG1 citations48

JUNG SUNG KWON

1 patent
US10000785B2Jun 19, 2018

Composition of redox-reagents for electrochemical biosensor and biosensor comprising the same

JUNG SUNG KWON1 citations47

PYUN HYUNG JUNG

1 patent
US6177417B1Jan 23, 2001

Cholanic acid ring based 4-(trifluoroacetyl)phenyl derivatives, process for preparation and use thereof

PYUN HYUNG JUNG1 citations40

HA JEONGHAN

1 patent
US8475744B2Jul 2, 2013

Solution bag for apparatus for chemically analyzing blood

HA JEONGHAN0 citations32

Hong sung a

1 patent
US9702842B2Jul 11, 2017

Amperometric sensors and devices for measuring concentration of S-nitrosothiols based on photo-induced decomposition of S-nitrosothiols

Hong sung a0 citations26