Patents by Inventor Karthik N

Karthik N has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20240139731
    Abstract: This patent application describes an integrated apparatus for processing polynucleotide-containing samples, and for providing a diagnostic result thereon. The apparatus is configured to receive a microfluidic cartridge that contains reagents and a network for processing a sample. Also described are methods of using the apparatus.
    Type: Application
    Filed: June 1, 2023
    Publication date: May 2, 2024
    Inventors: Kalyan Handique, Sundaresh N. Brahmasandra, Karthik Ganesan, Betty Wu, Nikhil Phadke, Gene Parunak, Jeff Williams
  • Patent number: 11959126
    Abstract: The present technology provides for an apparatus for detecting polynucleotides in samples, particularly from biological samples. The technology more particularly relates to microfluidic systems that carry out PCR on nucleotides of interest within microfluidic channels, and detect those nucleotides. The apparatus includes a microfluidic cartridge that is configured to accept a plurality of samples, and which can carry out PCR on each sample individually, or a group of, or all of the plurality of samples simultaneously.
    Type: Grant
    Filed: October 7, 2021
    Date of Patent: April 16, 2024
    Assignee: Handylab, Inc.
    Inventors: Kalyan Handique, Sundaresh N. Brahmasandra, Karthik Ganesan, Jeff Williams
  • Publication number: 20240116831
    Abstract: The subject invention provides compositions and methods of their use for improving soil structure and hydrology.
    Type: Application
    Filed: October 14, 2022
    Publication date: April 11, 2024
    Inventors: Sean FARMER, Karthik N. KARATHUR
  • Publication number: 20240116814
    Abstract: This present invention relates to compositions to improve concrete using biochemical-producing microbes and/or byproducts synthesized by the microbes. The invention also relates to methods for enhancing the performance of the concrete with said microbial strains and/or their byproducts.
    Type: Application
    Filed: December 1, 2022
    Publication date: April 11, 2024
    Inventors: Ken ALIBEK, Sean FARMER, Sergey KRAVTSOV, Amir MAHMOUDKHANI, Karthik N. KARATHUR
  • Publication number: 20240099332
    Abstract: The subject invention provides compositions and methods for reducing deleterious atmospheric gas emissions produced in livestock animals' digestive systems and/or waste. In preferred embodiments, a composition comprising one or more beneficial microorganisms and/or one or more microbial growth by-products is contacted with the livestock animal's digestive system and/or waste in order to, for example, control methanogenic bacteria therein.
    Type: Application
    Filed: February 10, 2021
    Publication date: March 28, 2024
    Inventors: Sean FARMER, Ken ALIBEK, Karthik N. KARATHUR, Keith HEIDECORN
  • Patent number: 11942139
    Abstract: The present disclosure includes apparatuses, methods, and systems for performing refresh operations on memory cells. An embodiment includes a memory having a group of memory cells and one or more additional memory cells whose data state is indicative of whether to refresh the group of memory cells, and circuitry configured to apply a first voltage pulse to the group of memory cells to sense a data state of the memory cells of the group, apply, while the first voltage pulse is applied to the group of memory cells, a second voltage pulse having a greater magnitude than the first voltage pulse to the one or more additional memory cells to sense a data state of the one or more additional memory cells, and determine whether to perform a refresh operation on the group of memory cells based on the sensed data state of the one or more additional memory cells.
    Type: Grant
    Filed: December 6, 2022
    Date of Patent: March 26, 2024
    Assignee: Micron Technology, Inc.
    Inventors: Karthik Sarpatwari, Lingming Yang, Nevil N. Gajera, John Christopher M. Sancon
  • Publication number: 20240096433
    Abstract: A memory device can include multiple memory cells and a processing device operatively coupled with the memory device to perform operations including grouping the memory cells into a groups based on a metric reflecting an electrical distance of a memory cell from a voltage source, and determining, for each group, a respective share of write operations, wherein the share of write operations is related to an aggregate value of the metric for memory cells of the group. The operations can also include distributing the write operations to each group according to the share of write operations determined for the group.
    Type: Application
    Filed: November 28, 2023
    Publication date: March 21, 2024
    Inventors: Zhongyuan Lu, Karthik Sarpatwari, Nevil N. Gajera
  • Patent number: 11923869
    Abstract: The devices, methods, and apparatuses of the present disclosure address a lack of parallelism in a typical approach by eliminating the static mapping of the two or more low-density parity check (LDPC) engines to a plurality of flash controllers. The devices, methods, and apparatuses of the present disclosure include a dynamic LDPC mapping to the plurality of flash controllers.
    Type: Grant
    Filed: June 14, 2022
    Date of Patent: March 5, 2024
    Assignee: Western Digital Technologies, Inc.
    Inventors: Dattatreya B Nayak, Karthik N E, Noor Mohamed A A, Yunas Rashid
  • Patent number: 11920091
    Abstract: The subject invention provides microbe-based products, as well as their use to improve oil production and refining efficiency by, for example, remediating the disposable layers in oil tanks and other oil storage units. In preferred embodiments, the microbe-based products comprise biochemical-producing yeast and growth by-products thereof, such as, e.g., biosurfactants. The subject invention can be used to remediate rag layer and/or other dissolved solid layers that form in water-oil emulsions. Furthermore, the subject invention can be used for remediating solid impurities, such as sand, scale, rust and clay, in produced water, flow-back, brine, and/or fracking fluids.
    Type: Grant
    Filed: December 26, 2022
    Date of Patent: March 5, 2024
    Assignee: LOCUS SOLUTIONS IPCO, LLC
    Inventors: Sean Farmer, Ken Alibek, Kent Adams, Karthik N. Karathur
  • Publication number: 20240071483
    Abstract: Disclosed are techniques for correcting drift accumulation in memory cells. In some aspects, the techniques described herein relate to a memory device including: a memory array, the memory array including a set of memory cells; and a memory controller configured to read data from the memory array, the memory controller configured to: sense a first distribution of the set of memory cells, detect a missing cell in the first distribution, increase a voltage on the missing cell causing the missing cell to be read as part of the first distribution, detect that a second memory cell in a second distribution was read while sensing the first distribution, and mask the second memory cell and mark the second memory cell as belonging to the second distribution.
    Type: Application
    Filed: August 29, 2022
    Publication date: February 29, 2024
    Inventors: Christophe Vincent Antoine Laurent, Francesco Mastroianni, Andrea Martinelli, Efrem Bolandrina, Lucia Di Martino, Riccardo Muzzetto, Zhongyuan Lu, Karthik Sarpatwari, Nevil N. Gajera
  • Publication number: 20240068019
    Abstract: The subject invention provides microbe-based products, as well as their use in simultaneously enhancing oil recovery from an oil well while efficiently removing contaminating compositions such as biofilm, scale, paraffin, and/or asphaltenes from oil production equipment and oil-bearing formations. The subject invention can also be used to disperse paraffin and asphaltene precipitates, and to reduce the viscosity of heavy crude oil. The subject invention further provides materials and methods for bioremediation of hydrocarbon-contaminated sites.
    Type: Application
    Filed: October 27, 2023
    Publication date: February 29, 2024
    Inventors: SEAN FARMER, KEN ALIBEK, KENT ADAMS, KARTHIK N. KARATHUR
  • Patent number: 11891567
    Abstract: The subject invention provides compositions comprising solvents and surfactants, as well as their use in improving oil and/or gas production. In some embodiments, the compositions comprise chemical or synthetic solvents and/or surfactants. In other embodiments, the compositions comprise biological components, such as microorganisms and/or their growth by-products. The subject invention can be used to dissolve, disperse and/or emulsify paraffin precipitates and/or deposits; prevent and/or inhibit paraffin deposition; remove rust deposits and prevent corrosion associated therewith; inhibit bacterial growth and/or biofilm formation; and to enhance oil recovery.
    Type: Grant
    Filed: July 30, 2022
    Date of Patent: February 6, 2024
    Assignee: Locus Solutions IPCo, LLC
    Inventors: Sean Farmer, Ken Alibek, Tyler Dixon, Karthik N. Karathur
  • Publication number: 20240013165
    Abstract: Systems and methods for analyzing monetization opportunities for climate-change-related program benefits and providing optimal combinations of program options to maximize monetization in an agricultural setting are provided. The system can work directly with a user's existing data management system and provide an automated service to optimize monetization of program benefits to give an additional revenue stream to the user.
    Type: Application
    Filed: October 29, 2021
    Publication date: January 11, 2024
    Inventor: Karthik N. KARATHUR
  • Publication number: 20230403030
    Abstract: The devices, methods, and apparatuses of the present disclosure address a lack of parallelism in a typical approach by eliminating the static mapping of the two or more low-density parity check (LDPC) engines to a plurality of flash controllers. The devices, methods, and apparatuses of the present disclosure include a dynamic LDPC mapping to the plurality of flash controllers.
    Type: Application
    Filed: June 14, 2022
    Publication date: December 14, 2023
    Inventors: Dattatreya B Nayak, Karthik N E, Noor Mohamed A A, Yunas Rashid
  • Patent number: 11834705
    Abstract: The subject invention provides microbe-based products, as well as their use in simultaneously enhancing oil recovery from an oil well while efficiently removing contaminating compositions such as biofilm, scale, paraffin, and/or asphaltenes from oil production equipment and oil-bearing formations. The subject invention can also be used to disperse paraffin and asphaltene precipitates, and to reduce the viscosity of heavy crude oil. The subject invention further provides materials and methods for bioremediation of hydrocarbon-contaminated sites.
    Type: Grant
    Filed: December 11, 2017
    Date of Patent: December 5, 2023
    Assignee: LOCUS SOLUTIONS IPCO, LLC
    Inventors: Sean Farmer, Ken Alibek, Kent Adams, Karthik N. Karathur
  • Patent number: 11807810
    Abstract: The subject invention provides multi-functional biochemical compositions, as well as their use in enhancing oil recovery by, for example, enhancing traditional acid treatments. Advantageously, the compositions and methods of the subject invention are operationally-friendly, cost-effective, and environmentally-friendly approaches to enhancing oil recovery. More specifically, in preferred embodiments, the subject invention provides a multi-functional composition for enhanced oil recovery (EOR) comprising one or more concentrated acids that work in synergy with a combination of one or more surfactants, one or more chelating agents, and one or more solvents to stimulate the flow of oil from a formation.
    Type: Grant
    Filed: June 25, 2020
    Date of Patent: November 7, 2023
    Assignee: LOCUS SOLUTIONS IPCO, LLC
    Inventors: Sean Farmer, Ken Alibek, Karthik N. Karathur, Jonathan Rogers
  • Publication number: 20230332038
    Abstract: The subject invention provides multi-functional biochemical compositions, as well as their use in enhancing oil recovery by, for example, enhancing traditional acid treatments. Advantageously, the compositions and methods of the subject invention are operationally-friendly, cost-effective, and environmentally-friendly approaches to enhancing oil recovery. More specifically, in preferred embodiments, the subject invention provides a multi-functional composition for enhanced oil recovery (EOR) comprising one or more concentrated acids that work in synergy with a combination of one or more surfactants, one or more chelating agents, and one or more solvents to stimulate the flow of oil from a formation.
    Type: Application
    Filed: June 21, 2023
    Publication date: October 19, 2023
    Inventors: SEAN FARMER, KEN ALIBEK, KARTHIK N. KARATHUR, JONATHAN ROGERS
  • Publication number: 20230322556
    Abstract: The subject invention provides safe, environmentally-friendly, compositions and methods for extracting minerals and/or metals from ore. More specifically, the subject invention provides for bioleaching using a composition comprising one or more biosurfactant-producing microorganisms and/or microbial growth by-products. In specific embodiments, the composition comprises biosurfactant-producing yeasts and/or their growth by-products.
    Type: Application
    Filed: April 8, 2023
    Publication date: October 12, 2023
    Inventors: SEAN FARMER, KARTHIK N. KARATHUR
  • Publication number: 20230272263
    Abstract: The subject invention provides compositions comprising concentrated acids, solvents and surfactants, as well as their use in improving oil and/or gas production. In some embodiments, the compositions comprise biological components, such as microorganisms and/or their growth by-products. The subject invention can be used to dissolve, disperse and/or emulsify paraffin precipitates and/or deposits; prevent and/or inhibit paraffin deposition; remove scale deposits via enhanced acid treatments; remove rust deposits and prevent corrosion associated therewith; inhibit bacterial growth and/or biofilm formation; and to enhance oil recovery.
    Type: Application
    Filed: June 25, 2020
    Publication date: August 31, 2023
    Inventors: Sean FARMER, Ken ALIBEK, Karthik N. KARATHUR, Tyler DIXON, Jonathan ROGERS
  • Publication number: 20230220270
    Abstract: The subject invention provides multi-functional biochemical compositions, as well as their use in enhancing oil recovery from an oil-bearing subterranean formation. Advantageously, the compositions and methods of the subject invention are operationally-friendly, cost-effective, and environmentally-friendly. More specifically, in preferred embodiments, the subject invention provides a multi-functional composition for enhanced oil recovery (EOR) comprising one or more surfactants, one or more chelating agents, and one or more solvents.
    Type: Application
    Filed: March 21, 2023
    Publication date: July 13, 2023
    Inventors: Sean FARMER, Ken ALIBEK, Karthik N. KARATHUR, Anthony NERRIS