Vishnu Vardhanan Rajasekharan

Person

Fort Collins, CO, US

People

Patents Grantslast 30 patents

Information Patent Grant
Detection of per and polyfluoroalkyl substances using total organic...
- Patent number 12,163,937
- Issue date Dec 10, 2024
- Hach Company
- Vishnu Vardhanan Rajasekharan
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Dynamic wireless information transmission
- Patent number 12,108,318
- Issue date Oct 1, 2024
- Hach Company
- Brian Alan Harmon
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Aqueous sample measurement via oxidizing metal to higher valence
- Patent number 12,013,368
- Issue date Jun 18, 2024
- Hach Company
- Vishnu Rajasekharan
- G01 - MEASURING TESTING
Information Patent Grant
Real-time management of analyte recovery
- Patent number 11,796,549
- Issue date Oct 24, 2023
- Hach Company
- Vishnu Vardhanan Rajasekharan
- G01 - MEASURING TESTING
Information Patent Grant
Dynamic wireless information transmission
- Patent number 11,595,798
- Issue date Feb 28, 2023
- Hach Company
- Brian Alan Harmon
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Alkalinity measurement of an aqueous sample
- Patent number 11,474,071
- Issue date Oct 18, 2022
- Hach Company
- Vishnu Vardhanan Rajasekharan
- G01 - MEASURING TESTING
Information Patent Grant
Real-time management of device maintenance
- Patent number 11,431,596
- Issue date Aug 30, 2022
- Hach Company
- Vishnu Vardhanan Rajasekharan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
pH measurement of an aqueous sample
- Patent number 11,169,112
- Issue date Nov 9, 2021
- Hach Company
- Vishnu Rajasekharan
- G01 - MEASURING TESTING
Information Patent Grant
Alkalinity measurement of an aqueous sample
- Patent number 10,801,990
- Issue date Oct 13, 2020
- Hach Company
- Vishnu Vardhanan Rajasekharan
- G01 - MEASURING TESTING
Information Patent Grant
SP3 substituted carbon electrode TOC analysis using metallic catalyst
- Patent number 10,724,984
- Issue date Jul 28, 2020
- Hach Company
- Seamus O'Mahony
- G01 - MEASURING TESTING
Information Patent Grant
Determination of analytes using electrochemically active indicator...
- Patent number 10,539,529
- Issue date Jan 21, 2020
- Hach Company
- Vishnu V Rajasekharan
- G01 - MEASURING TESTING
Information Patent Grant
Carbon quantifying apparatus and method
- Patent number 10,309,948
- Issue date Jun 4, 2019
- Hach Company
- Vishnu Rajasekharan
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus, composition and method for determination of chemical oxi...
- Patent number 10,302,552
- Issue date May 28, 2019
- Hach Company
- Vishnu V. Rajasekharan
- G01 - MEASURING TESTING
Information Patent Grant
Lab-on-a-chip for alkalinity analysis
- Patent number 10,126,246
- Issue date Nov 13, 2018
- Hach Company
- Corey Alan Salzer
- G01 - MEASURING TESTING
Information Patent Grant
Carbon nanotube sensor
- Patent number 9,739,742
- Issue date Aug 22, 2017
- Corey Alan Salzer
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Carbon quantifying apparatus and method
- Patent number 9,618,495
- Issue date Apr 11, 2017
- Hach Company
- Vishnu Rajasekharan
- G01 - MEASURING TESTING
Information Patent Grant
COD/TOC analyses using ferrate oxidation
- Patent number 9,476,866
- Issue date Oct 25, 2016
- Hach Company
- Vishnu V. Rajasekharan
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Lab-on-a-chip for alkalinity analysis
- Patent number 9,182,353
- Issue date Nov 10, 2015
- Hach Company
- Corey Alan Salzer
- G01 - MEASURING TESTING
Information Patent Grant
Carbon nanotube sensor
- Patent number 8,920,619
- Issue date Dec 30, 2014
- Hach Company
- Corey Alan Salzer
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR VERIFYING THE PLAUSIBILITY OF SENSOR INFORMATION IN A PL...
- Publication number 20240385580
- Publication date Nov 21, 2024
- Hach Lange GmbH
- Rainer Dörken
- G05 - CONTROLLING REGULATING
Information Patent Application
DYNAMIC END-POINT TOTAL ORGANIC FLUORIDE MEASUREMENT
- Publication number 20240102960
- Publication date Mar 28, 2024
- Hach Company
- Vishnu Vardhanan Rajasekharan
- G01 - MEASURING TESTING
Information Patent Application
DETECTION OF PER AND POLYFLUOROALKYL SUBSTANCES USING TOTAL ORGANIC...
- Publication number 20230228726
- Publication date Jul 20, 2023
- Hach Company
- Vishnu Vardhanan Rajasekharan
- G01 - MEASURING TESTING
Information Patent Application
SYSTEMS AND METHODS FOR CONTROLLING NITROUS OXIDE PRODUCTION IN WAS...
- Publication number 20230202889
- Publication date Jun 29, 2023
- Hach Company
- Vishnu RAJASEKHARAN
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
DYNAMIC WIRELESS INFORMATION TRANSMISSION
- Publication number 20230122443
- Publication date Apr 20, 2023
- Hach Company
- Brian Alan Harmon
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DERIVED ALKALINITY
- Publication number 20220317080
- Publication date Oct 6, 2022
- Hach Company
- Vishnu Vardhanan Rajasekharan
- G01 - MEASURING TESTING
Information Patent Application
REAL-TIME MANAGEMENT OF DEVICE MAINTENANCE
- Publication number 20220263740
- Publication date Aug 18, 2022
- Hach Company
- Vishnu Vardhanan Rajasekharan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
REAL-TIME MANAGEMENT OF ANALYTE RECOVERY
- Publication number 20220260599
- Publication date Aug 18, 2022
- Hach Company
- Vishnu Vardhanan Rajasekharan
- G01 - MEASURING TESTING
Information Patent Application
COST BENEFIT INDEX
- Publication number 20220261721
- Publication date Aug 18, 2022
- Hach Company
- Vishnu Vardhanan Rajasekharan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
PREDICTIVE MODEL FOR WATER QUALITY DETERIORATION
- Publication number 20220260547
- Publication date Aug 18, 2022
- Hach Company
- Vishnu Vardhanan Rajasekharan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
ELECTROCHEMICAL DIGESTION
- Publication number 20220187197
- Publication date Jun 16, 2022
- Hach Company
- Vishnu Vardhanan Rajasekharan
- G01 - MEASURING TESTING
Information Patent Application
DYNAMIC WIRELESS INFORMATION TRANSMISSION
- Publication number 20210136540
- Publication date May 6, 2021
- Hach Company
- Brian Alan Harmon
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
AQUEOUS SAMPLE MEASUREMENT VIA OXIDIZING METAL TO HIGHER VALENCE
- Publication number 20210116415
- Publication date Apr 22, 2021
- Hach Company
- Vishnu Rajasekharan
- G01 - MEASURING TESTING
Information Patent Application
MEMBRANE-BASED WATER QUALITY SENSOR
- Publication number 20210102914
- Publication date Apr 8, 2021
- Hach Company
- Corey SALZER
- G01 - MEASURING TESTING
Information Patent Application
ALKALINITY MEASUREMENT OF AN AQUEOUS SAMPLE
- Publication number 20200400610
- Publication date Dec 24, 2020
- Hach Company
- Vishnu Vardhanan Rajasekharan
- G01 - MEASURING TESTING
Information Patent Application
pH MEASUREMENT OF AN AQUEOUS SAMPLE
- Publication number 20190369045
- Publication date Dec 5, 2019
- Hach Company
- Vishnu Rajasekharan
- G01 - MEASURING TESTING
Information Patent Application
ALKALINITY MEASUREMENT OF AN AQUEOUS SAMPLE
- Publication number 20190317044
- Publication date Oct 17, 2019
- Hach Company
- Vishnu Vardhanan Rajasekharan
- G01 - MEASURING TESTING
Information Patent Application
SP3 SUBSTITUTED CARBON ELECTRODE TOC ANALYSIS USING METALLIC CATALYST
- Publication number 20190033249
- Publication date Jan 31, 2019
- Hach Company
- Seamus O'Mahony
- G01 - MEASURING TESTING
Information Patent Application
COMBINED AND FREE CHLORINE MEASUREMENT THROUGH ELECTROCHEMICAL MICR...
- Publication number 20180328885
- Publication date Nov 15, 2018
- Hach Company
- Vishnu Rajasekharan
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Application
MEMBRANE-BASED WATER QUALITY SENSOR
- Publication number 20180292348
- Publication date Oct 11, 2018
- Hach Company
- Corey SALZER
- G01 - MEASURING TESTING
Information Patent Application
DETERMINATION OF ANALYTES USING ELECTROCHEMICALLY ACTIVE INDICATOR...
- Publication number 20180059057
- Publication date Mar 1, 2018
- Hach Company
- Vishnu V Rajasekharan
- G01 - MEASURING TESTING
Information Patent Application
CARBON QUANTIFYING APPARATUS AND METHOD
- Publication number 20170160256
- Publication date Jun 8, 2017
- Hach Company
- Vishnu Rajasekharan
- G01 - MEASURING TESTING
Information Patent Application
LAB-ON-A-CHIP FOR ALKALINITY ANALYSIS
- Publication number 20160041103
- Publication date Feb 11, 2016
- Hach Company
- Corey Alan Salzer
- G01 - MEASURING TESTING
Information Patent Application
CARBON ANALYSIS USING FERRATE OXIDATION
- Publication number 20150111304
- Publication date Apr 23, 2015
- Hach Company
- Richard E. Leggett
- G01 - MEASURING TESTING
Information Patent Application
APPARATUS, COMPOSITION AND METHOD FOR DETERMINATION OF CHEMICAL OXI...
- Publication number 20150108009
- Publication date Apr 23, 2015
- Hach Company
- Vishnu V. Rajasekharan
- G01 - MEASURING TESTING
Information Patent Application
COD/TOC ANALYSES USING FERRATE OXIDATION
- Publication number 20150110677
- Publication date Apr 23, 2015
- Hach Company
- Vishnu V. Rajasekharan
- G01 - MEASURING TESTING
Information Patent Application
CARBON NANTUBE SENSOR
- Publication number 20150068900
- Publication date Mar 12, 2015
- Hach Company
- Corey Alan Salzer
- G01 - MEASURING TESTING
Information Patent Application
CARBON QUANTIFYING APPARATUS AND METHOD
- Publication number 20120304743
- Publication date Dec 6, 2012
- Hach Company
- Vishnu Rajasekharan
- G01 - MEASURING TESTING
Information Patent Application
TOTAL ORGANIC CARBON (TOC) FLUID SENSOR
- Publication number 20120180554
- Publication date Jul 19, 2012
- Hach Company
- Richard Edward Leggett
- G01 - MEASURING TESTING
Information Patent Application
CARBON NANOTUBE SENSOR
- Publication number 20120125771
- Publication date May 24, 2012
- Hach Company
- Corey Alan SALZER
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Vishnu Vardhanan Rajasekharan

Person

Patents Grantslast 30 patents

Detection of per and polyfluoroalkyl substances using total organic...

Dynamic wireless information transmission

Aqueous sample measurement via oxidizing metal to higher valence

Real-time management of analyte recovery

Dynamic wireless information transmission

Alkalinity measurement of an aqueous sample

Real-time management of device maintenance

pH measurement of an aqueous sample

Alkalinity measurement of an aqueous sample

SP3 substituted carbon electrode TOC analysis using metallic catalyst

Determination of analytes using electrochemically active indicator...

Carbon quantifying apparatus and method

Apparatus, composition and method for determination of chemical oxi...

Lab-on-a-chip for alkalinity analysis

Carbon nanotube sensor

Carbon quantifying apparatus and method

COD/TOC analyses using ferrate oxidation

Lab-on-a-chip for alkalinity analysis

Carbon nanotube sensor

Patents Applicationslast 30 patents

METHOD FOR VERIFYING THE PLAUSIBILITY OF SENSOR INFORMATION IN A PL...

DYNAMIC END-POINT TOTAL ORGANIC FLUORIDE MEASUREMENT

DETECTION OF PER AND POLYFLUOROALKYL SUBSTANCES USING TOTAL ORGANIC...

SYSTEMS AND METHODS FOR CONTROLLING NITROUS OXIDE PRODUCTION IN WAS...

DYNAMIC WIRELESS INFORMATION TRANSMISSION

DERIVED ALKALINITY

REAL-TIME MANAGEMENT OF DEVICE MAINTENANCE

REAL-TIME MANAGEMENT OF ANALYTE RECOVERY

COST BENEFIT INDEX

PREDICTIVE MODEL FOR WATER QUALITY DETERIORATION

ELECTROCHEMICAL DIGESTION

DYNAMIC WIRELESS INFORMATION TRANSMISSION

AQUEOUS SAMPLE MEASUREMENT VIA OXIDIZING METAL TO HIGHER VALENCE

MEMBRANE-BASED WATER QUALITY SENSOR

ALKALINITY MEASUREMENT OF AN AQUEOUS SAMPLE

pH MEASUREMENT OF AN AQUEOUS SAMPLE

ALKALINITY MEASUREMENT OF AN AQUEOUS SAMPLE

SP3 SUBSTITUTED CARBON ELECTRODE TOC ANALYSIS USING METALLIC CATALYST

COMBINED AND FREE CHLORINE MEASUREMENT THROUGH ELECTROCHEMICAL MICR...

MEMBRANE-BASED WATER QUALITY SENSOR

DETERMINATION OF ANALYTES USING ELECTROCHEMICALLY ACTIVE INDICATOR...

CARBON QUANTIFYING APPARATUS AND METHOD

LAB-ON-A-CHIP FOR ALKALINITY ANALYSIS

CARBON ANALYSIS USING FERRATE OXIDATION

APPARATUS, COMPOSITION AND METHOD FOR DETERMINATION OF CHEMICAL OXI...

COD/TOC ANALYSES USING FERRATE OXIDATION

CARBON NANTUBE SENSOR

CARBON QUANTIFYING APPARATUS AND METHOD

TOTAL ORGANIC CARBON (TOC) FLUID SENSOR

CARBON NANOTUBE SENSOR