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公开(公告)号：US12013368B2
公开(公告)日：2024-06-18
申请号：US17253474
申请日：2019-07-24
Applicant: HACH COMPANY
Inventor： Vishnu Rajasekharan , Russell Young , Richard Leggett , Seamus O'Mahony
CPC classification number: G01N27/4167 , G01N21/80 , G01N27/302 , G01N31/005 , G01N31/221 , G01N33/1846
Abstract: An embodiment provides a method for measuring at least one characteristic of an aqueous sample, including: introducing an aqueous sample into a measurement device comprising one or more electrodes; oxidizing a transition metal to produce a higher valent metal by applying an electrical potential between an anode and a cathode of the measurement device; oxidizing, using the higher valent metal as a catalyst, a material within the aqueous sample; measuring a characteristic of the aqueous sample based upon the oxidized material, using a measurement device selected from the group consisting of: an electrochemical measurement device and an optical measurement device; and optimizing the electrical potential and at least one reagent delivered to the measurement device based on the measurement of the characteristic. Other aspects are described and claimed.
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公开(公告)号：US20240102960A1
公开(公告)日：2024-03-28
申请号：US17951777
申请日：2022-09-23
Applicant: Hach Company
Inventor： Vishnu Vardhanan Rajasekharan , Matthew Ryan Salzer , Russell Young , Benjamin James Walter , Jorge Gomez
IPC: G01N27/416 , G01N27/30
CPC classification number: G01N27/4163 , G01N27/308
Abstract: An embodiment provides a method for measuring an amount of total organic fluoride content of a PFAS containing sample, including: placing a sample comprising a PFAS compound in a measurement device, wherein the measurement device comprises an oxidation cell and a non-oxidation cell, wherein the oxidation cell comprises a boron-doped diamond electrode; measuring, using the measurement device, an amount of total inorganic fluoride of the sample before an oxidation; applying an electrical potential to a portion of the sample in the oxidation cell, wherein the electrical potential oxidizes the PFAS compound; measuring, using the measurement device, an amount of total organic fluoride of the sample after the oxidation to provide a measurement signal of the total organic fluoride; and determining a first derivative of the measurement signal of the total organic fluoride. Other aspects are described and claimed.
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公开(公告)号：US20220260599A1
公开(公告)日：2022-08-18
申请号：US17174972
申请日：2021-02-12
Applicant: Hach Company
Inventor： Vishnu Vardhanan Rajasekharan , Cary Burton Jackson , Russell Young
IPC: G01N35/00
Abstract: An embodiment provides a method for real-time management of analyte recovery within a system for measuring at least one parameter of a fluid within the system by monitoring signals from the system against a set of conditions, the method including: receiving, from the system, signals providing information regarding the system, wherein the system includes at least one reagent flowing into the system and recovers analytes within the fluid, wherein the analytes provide an indication of a value of the at least one parameter; identifying, by analyzing the signals, whether the analyte recovery of the system is meeting the set of conditions identifying a desired analyte recovery of the system; and modifying, based upon the analyte recovery not meeting the set of conditions, conditions of the system for recovery of the analyte, wherein the modifying includes adjusting at least one parameter of the system.
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公开(公告)号：US20230213469A1
公开(公告)日：2023-07-06
申请号：US17569076
申请日：2022-01-05
Applicant: Hach Company
Inventor： Corey Alan Salzer , Russell Young
IPC: G01N27/30 , G01N27/333
CPC classification number: G01N27/302 , G01N27/301 , G01N27/333
Abstract: An embodiment provides a method for measuring an analyte of a sample, including: introducing a sample to a sample region of a measurement device; the measurement device comprising: a measurement electrode and a ground electrode contacting the sample; a low-slope reference electrode in a reference electrode assembly having an electrolyte solution, wherein the electrolyte solution is in contact with the low-slope reference electrode; wherein the electrolyte solution is electrically coupled to the sample via at least one junction; and measuring a first potential between the measurement electrode and the ground electrode; measuring a second potential between the low-slope reference electrode and the ground electrode; determining an analyte in the sample by comparing the first potential and the second potential. Other aspects are described and claimed.
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公开(公告)号：US11431596B1
公开(公告)日：2022-08-30
申请号：US17174945
申请日：2021-02-12
Applicant: Hach Company
Inventor： Vishnu Vardhanan Rajasekharan , Russell Young
IPC: H04L43/065 , G06Q10/00 , H04L41/0681 , G01F23/2962 , G01F1/05 , G01F15/075
Abstract: An embodiment provides a method for real-time management of device maintenance utilizing quality metrics defined based upon inputs of the device, the method including: receiving inputs corresponding to a particular device, wherein the particular device provides measurements of a parameter of a fluid; generating, from the inputs, quality metrics for and unique to the particular device; monitoring the particular device while the particular device is deployed, wherein the monitoring occurs in view of the quality metrics; and triggering, responsive to detecting information corresponding to the particular device is violating at least one of the quality metrics, a notification to a user to perform an action corresponding to the particular device.
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Patent Agency Ranking
公开(公告)号：US20210116415A1
公开(公告)日：2021-04-22
申请号：US17253474
申请日：2019-07-24
Applicant: HACH COMPANY
Inventor： Vishnu Rajasekharan , Russell Young , Richard Leggett , Seamus O'Mahony
Abstract: An embodiment provides a method for measuring at least one characteristic of an aqueous sample, including: introducing an aqueous sample into a measurement device comprising one or more electrodes; oxidizing a transition metal to produce a higher valent metal by applying an electrical potential between an anode and a cathode of the measurement device; oxidizing, using the higher valent metal as a catalyst, a material within the aqueous sample; measuring a characteristic of the aqueous sample based upon the oxidized material, using a measurement device selected from the group consisting of: an electrochemical measurement device and an optical measurement device; and optimizing the electrical potential and at least one reagent delivered to the measurement device based on the measurement of the characteristic. Other aspects are described and claimed.
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公开(公告)号：US11959870B2
公开(公告)日：2024-04-16
申请号：US17569076
申请日：2022-01-05
Applicant: Hach Company
Inventor： Corey Alan Salzer , Russell Young
IPC: G01N27/333 , G01N27/30 , G01N27/403
CPC classification number: G01N27/302 , G01N27/301 , G01N27/333 , G01N27/4035
Abstract: An embodiment provides a method for measuring an analyte of a sample, including: introducing a sample to a sample region of a measurement device; the measurement device comprising: a measurement electrode and a ground electrode contacting the sample; a low-slope reference electrode in a reference electrode assembly having an electrolyte solution, wherein the electrolyte solution is in contact with the low-slope reference electrode; wherein the electrolyte solution is electrically coupled to the sample via at least one junction; and measuring a first potential between the measurement electrode and the ground electrode; measuring a second potential between the low-slope reference electrode and the ground electrode; determining an analyte in the sample by comparing the first potential and the second potential. Other aspects are described and claimed.
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公开(公告)号：US11796549B2
公开(公告)日：2023-10-24
申请号：US17174972
申请日：2021-02-12
Applicant: Hach Company
Inventor： Vishnu Vardhanan Rajasekharan , Cary Burton Jackson , Russell Young
IPC: G01N35/00
CPC classification number: G01N35/00663 , G01N2035/00673
Abstract: An embodiment provides a method for real-time management of analyte recovery within a system for measuring at least one parameter of a fluid within the system by monitoring signals from the system against a set of conditions, the method including: receiving, from the system, signals providing information regarding the system, wherein the system includes at least one reagent flowing into the system and recovers analytes within the fluid, wherein the analytes provide an indication of a value of the at least one parameter; identifying, by analyzing the signals, whether the analyte recovery of the system is meeting the set of conditions identifying a desired analyte recovery of the system; and modifying, based upon the analyte recovery not meeting the set of conditions, conditions of the system for recovery of the analyte, wherein the modifying includes adjusting at least one parameter of the system.
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公开(公告)号：US20220263740A1
公开(公告)日：2022-08-18
申请号：US17174945
申请日：2021-02-12
Applicant: Hach Company
Inventor： Vishnu Vardhanan Rajasekharan , Russell Young
Abstract: An embodiment provides a method for real-time management of device maintenance utilizing quality metrics defined based upon inputs of the device, the method including: receiving inputs corresponding to a particular device, wherein the particular device provides measurements of a parameter of a fluid; generating, from the inputs, quality metrics for and unique to the particular device; monitoring the particular device while the particular device is deployed, wherein the monitoring occurs in view of the quality metrics; and triggering, responsive to detecting information corresponding to the particular device is violating at least one of the quality metrics, a notification to a user to perform an action corresponding to the particular device.
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公开(公告)号：US20220261721A1
公开(公告)日：2022-08-18
申请号：US17174888
申请日：2021-02-12
Applicant: Hach Company
Inventor： Vishnu Vardhanan Rajasekharan , Russell Young
Abstract: An embodiment provides a method, including: receiving, at an electronic device, a data set comprising measured values for a plurality of parameters associated with an upcoming operational process associated with water quality, wherein each of the plurality of parameters is selected from the group consisting of: energy, chemicals, labor, equipment, and a process efficiency value; determining, by at least comparing the measured values against each other, a cost benefit index associated with the upcoming operational process; and providing, based on the determined cost benefit index, a recommendation to maximize a benefit derived from the upcoming operational process based upon a cost to complete the upcoming operational process. Other aspects are described and claimed.
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