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公开(公告)号：US12163937B2
公开(公告)日：2024-12-10
申请号：US17580215
申请日：2022-01-20
Applicant: Hach Company
Inventor： Vishnu Vardhanan Rajasekharan , Cary Burton Jackson , Matthew Ryan Salzer , Dan Jonathan Kroll
Abstract: An embodiment provides a method for deriving an amount of PFAS substances from a total organic fluoride measurement in a sample, including: removing inorganic fluoride from the sample using one or more of an ion exchange cartridge and an exclusion apparatus; preconcentrating, using a solid phase extraction, at least one PFAS substance in the sample; digesting, using a working electrode and a counter electrode, the at least one PFAS substance to an amount of total organic fluoride; and determining, using an analyzer, the amount of total organic fluoride in the sample. Other aspects are described and claimed.
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公开(公告)号：US12108318B2
公开(公告)日：2024-10-01
申请号：US18081996
申请日：2022-12-15
Applicant: HACH COMPANY
Inventor： Brian Alan Harmon , Gregory James Lipinski , Joseph Rockstan Williams , Theophilus Brian Mooney , Timothy A. Higgins , Dan Jonathan Kroll , Vishnu Rajasekharan , Corey Alan Salzer
Abstract: An embodiment provides a method for transferring information from at least one instrument to an application, including: establishing a central protocol structure, wherein the central protocol structure defines a format for information transmitted utilizing the central protocol structure; transmitting over a short-range wireless communication channel information from the at least one device to the application, wherein the information is formatted in a broadcast packet in view of the central protocol structure; receiving, at the application, information from the at least one device; and performing, within the application, an action with respect to the information within the application, wherein the performing comprises deciphering the information contained in view of the central protocol structure.
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公开(公告)号：US20250116645A1
公开(公告)日：2025-04-10
申请号：US18983771
申请日：2024-12-17
Applicant: Hach Company
Inventor： Corey Alan Salzer , Dan Jonathan Kroll
IPC: B01F33/452 , B01D19/00 , B01F101/23 , B08B1/36 , G01N27/42
Abstract: An embodiment provides a method for stirring a sample in a cell, including: providing a cell comprising a sample chamber; placing an electrode on an inner surface of the sample chamber, placing a removable stir bar in the sample chamber, the removable stir bar directly contacting and touching the electrode; and wherein the stir bar can be operated to rotate within the sample chamber upon the electrode. Other aspects are described and claimed.
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公开(公告)号：US20210136540A1
公开(公告)日：2021-05-06
申请号：US17085760
申请日：2020-10-30
Applicant: Hach Company
Inventor： Brian Alan Harmon , Gregory James Lipinski , Joseph Rockstan Williams , Theophilus Brian Mooney , Timothy A. Higgins , Dan Jonathan Kroll , Vishnu Rajasekharan , Corey Alan Salzer
Abstract: An embodiment provides a method for transferring information from at least one instrument to an application, including: establishing a central protocol structure, wherein the central protocol structure defines a format for information transmitted utilizing the central protocol structure; transmitting over a short-range wireless communication channel information from the at least one device to the application, wherein the information is formatted in a broadcast packet in view of the central protocol structure; receiving, at the application, information from the at least one device; and performing, within the application, an action with respect to the information within the application, wherein the performing comprises deciphering the information contained in view of the central protocol structure.
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Patent Agency Ranking
公开(公告)号：US20230228726A1
公开(公告)日：2023-07-20
申请号：US17580215
申请日：2022-01-20
Applicant: Hach Company
Inventor： Vishnu Vardhanan Rajasekharan , Cary Burton Jackson , Matthew Ryan Salzer , Dan Jonathan Kroll
CPC classification number: G01N33/1826 , G01N1/34 , G01N1/4055 , G01N27/308 , G01N2001/4061 , G01N2001/4038
Abstract: An embodiment provides a method for deriving an amount of PFAS substances from a total organic fluoride measurement in a sample, including: removing inorganic fluoride from the sample using one or more of an ion exchange cartridge and an exclusion apparatus; preconcentrating, using a solid phase extraction, at least one PFAS substance in the sample; digesting, using a working electrode and a counter electrode, the at least one PFAS substance to an amount of total organic fluoride; and determining, using an analyzer, the amount of total organic fluoride in the sample. Other aspects are described and claimed.
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公开(公告)号：US11595798B2
公开(公告)日：2023-02-28
申请号：US17085760
申请日：2020-10-30
Applicant: Hach Company
Inventor： Brian Alan Harmon , Gregory James Lipinski , Joseph Rockstan Williams , Theophilus Brian Mooney , Timothy A. Higgins , Dan Jonathan Kroll , Vishnu Rajasekharan , Corey Alan Salzer
Abstract: An embodiment provides a method for transferring information from at least one instrument to an application, including: establishing a central protocol structure, wherein the central protocol structure defines a format for information transmitted utilizing the central protocol structure; transmitting over a short-range wireless communication channel information from the at least one device to the application, wherein the information is formatted in a broadcast packet in view of the central protocol structure; receiving, at the application, information from the at least one device; and performing, within the application, an action with respect to the information within the application, wherein the performing comprises deciphering the information contained in view of the central protocol structure.
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公开(公告)号：US12210007B2
公开(公告)日：2025-01-28
申请号：US17894803
申请日：2022-08-24
Applicant: Hach Company
Inventor： Corey Alan Salzer , Dan Jonathan Kroll
Abstract: An embodiment provides a method for stirring a sample in a cell, including: providing a cell comprising a sample chamber; placing a boron-doped diamond electrode on an inner surface of the sample chamber, placing a removable stir bar in the sample chamber, the removable stir bar directly contacting and touching the boron-doped diamond electrode; and wherein the stir bar can be operated to rotate within the sample chamber upon the boron-doped diamond electrode. Other aspects are described and claimed.
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公开(公告)号：US20240069002A1
公开(公告)日：2024-02-29
申请号：US17894803
申请日：2022-08-24
Applicant: Hach Company
Inventor： Corey Alan Salzer , Dan Jonathan Kroll
CPC classification number: G01N33/1853 , G01N1/38
Abstract: An embodiment provides a method for stirring a sample in a cell, including: providing a cell comprising a sample chamber; placing a boron-doped diamond electrode on an inner surface of the sample chamber, placing a removable stir bar in the sample chamber, the removable stir bar directly contacting and touching the boron-doped diamond electrode; and wherein the stir bar can be operated to rotate within the sample chamber upon the boron-doped diamond electrode. Other aspects are described and claimed.
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公开(公告)号：US20220187197A1
公开(公告)日：2022-06-16
申请号：US17551973
申请日：2021-12-15
Applicant: Hach Company
Inventor： Vishnu Vardhanan Rajasekharan , Dan Jonathan Kroll
Abstract: An embodiment provides a method for digesting at least one analyte of an aqueous sample, including: introducing an aqueous sample comprising at least one analyte into a digestion device comprising one or more carbon substituted material electrodes; digesting the at least one analyte by applying an electrical potential between an anode and a cathode of the digestion device, wherein the digesting comprises a step-wise disintegration; measuring the at least one analyte of the aqueous sample from the digested material, using a measurement device selected from the group consisting of: an electrochemical device and an optical measurement device; and modifying the electrical potential based upon the measurement of the at least one analyte. Other aspects are described and claimed.
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