Patents by Inventor Kaustav Ghosh

Kaustav Ghosh 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).

  • Patent number: 9945060
    Abstract: Disclosed is a method of operating a laundry treating appliance having a treating chamber that receives a laundry load for treatment according to a cycle of operation. The method includes determining the size of the laundry load in the treating chamber; supplying a predetermined amount of liquid to the treating chamber based on the determined load size; applying mechanical energy to the laundry treating chamber by driving a clothes mover with an electric motor; determining a difference between an in-rush current to the electric motor and a steady-state current of the electric motor during the applying of the mechanical energy; and determining a laundry load type of the laundry load based on the determined difference.
    Type: Grant
    Filed: January 19, 2012
    Date of Patent: April 17, 2018
    Assignee: Whirlpool Corporation
    Inventors: Hirak Chanda, Kaustav Ghosh, Andrew J. Leitert, Karl David Mcallister, Amy L. Rapson, Jon D. Strait, Yingqin Yuan
  • Patent number: 9861258
    Abstract: A dishwasher has a treating chamber for receiving dishes for treatment according to an automatic cycle of operation and a dispensing system for storing and dispensing treating chemistry to the treating chamber during the cycle of operation. The dishwasher can be provided with a lifetime supply of a treating chemistry for the dispensing system.
    Type: Grant
    Filed: November 5, 2013
    Date of Patent: January 9, 2018
    Assignee: Whirlpool Corporation
    Inventors: Paul E. Beshears, Jr., Kaustav Ghosh, James W. Klein, Scott D. Slabbekoorn
  • Patent number: 9758914
    Abstract: A cycle of operation for a laundry treating appliance having a rotatable treating chamber in which laundry is received for treatment according to an automatic cycle of operation, the cycle of operation including a pre-wetting phase which includes misting an exposed surface of the laundry with a pre-wetting liquid and a pre-wash phase which includes supplying a dye fixative to the surface of the laundry wet by the pre-wetting liquid for distributing a dye fixative to a laundry surface.
    Type: Grant
    Filed: January 22, 2014
    Date of Patent: September 12, 2017
    Assignee: Whirlpool Corporation
    Inventors: Benjamin E. Alexander, Kaustav Ghosh, Robert J. Pinkowski, Brian K. Rogers
  • Publication number: 20170159224
    Abstract: A method of inhibiting dye transfer between items of laundry in a laundry treating appliance comprising a treating chamber for receiving the laundry items for treatment according to a cycle of operation, the method comprising supplying liquid to the treating chamber to form a liquid mixture comprising the liquid and free dye molecules from the laundry, supplying a dye absorber to the liquid mixture to form a complex of dye molecules and absorber in solution or in suspension within the liquid mixture and altering the cycle of operation in response to the determination of free dye absorber in the liquid.
    Type: Application
    Filed: February 17, 2017
    Publication date: June 8, 2017
    Inventors: KAUSTAV GHOSH, WILLIAM L. MURCH
  • Publication number: 20170159223
    Abstract: Systems, components, and methodologies for uniformly distributing fabric enhancers onto laundry loads in laundry treating appliances. The methods may include accepting one or more of a laundry detergent, a fabric softener, and a bleach for dispensation into the laundry treating appliance, accepting a plurality of fabric enhancers in respective compartments of a fabric enhancer storage assembly, receiving indications of the types of fabric enhancers stored in the respective compartments, selecting dispensation patterns suitable for each of the types of fabric enhancers, and dispensing the plurality of fabric enhancers in accordance with the selected dispensation patterns.
    Type: Application
    Filed: September 6, 2016
    Publication date: June 8, 2017
    Applicant: WHIRLPOOL CORPORATION
    Inventors: BENJAMIN E. ALEXANDER, GREGORY R. FULMER, KAUSTAV GHOSH, KURT L. MASCIOVECCHI, ROBERT J. PINKOWSKI, BRIAN K. ROGERS, RAYMOND THOMPSON
  • Patent number: 9644301
    Abstract: A method of operation for a laundry treating appliance having a treating chamber for receiving laundry for treatment includes a pre-wetting phase, a wash phase, and a rinse phase and further includes a dye fixative phase, a first dye absorber phase, and a second dye absorber phase.
    Type: Grant
    Filed: January 22, 2014
    Date of Patent: May 9, 2017
    Assignee: Whirlpool Corporation
    Inventors: Gregory R. Fulmer, Kaustav Ghosh, Nicholas Leep, William L. Murch, Robert J. Pinkowski, Mir A. Quddus, Brian K. Rogers, Jason M. Schneemann
  • Patent number: 9624615
    Abstract: A method for inhibiting dye transfer between items of laundry in a fabric treating appliance including a treating chamber for receiving the fabric items for treatment according to a cycle of operation, the method including supplying liquid to the treating chamber to form a liquid mixture comprising the liquid and free dye molecules and dye absorbers in solution or in suspension within the liquid mixture. At least one of ultraviolet (UV) or visible light spectroscopy may be conducted on the liquid to define at least one of an absorbance or fluorescence value indicative of a level of at least one of the dye absorber or complex in the liquid.
    Type: Grant
    Filed: January 22, 2014
    Date of Patent: April 18, 2017
    Assignee: Whirlpool Corporation
    Inventors: Kaustav Ghosh, William L. Murch
  • Publication number: 20160237612
    Abstract: A laundry treating appliance, such as a washing machine, either vertical or horizontal axis, can have a bulk dispenser assembly capable of dispensing multiple doses of treating chemistry from a bulk supply of treating chemistry. The bulk supply may be a solid block of treating chemistry held within a removable cartridge. A sensing assembly can be provided for determining the amount of treating chemistry that is dispensed from the bulk supply for a non-uniform dosing of treating chemistry.
    Type: Application
    Filed: February 16, 2016
    Publication date: August 18, 2016
    Inventors: KAUSTAV GHOSH, NICHOLAS E. LEEP, KURT L. MASCIOVECCHIO, MATTHEW C. PARSONS, ROBERT J. PINKOWSKI, MIR A. QUDDUS, BRIAN K. ROGERS, RICARDO N. SCHIESSER, TREMITCHELL WRIGHT
  • Publication number: 20160222575
    Abstract: A method for treating laundry in a laundry treating appliance including the application of a lipase solution to the laundry during a cycle of operation.
    Type: Application
    Filed: March 13, 2016
    Publication date: August 4, 2016
    Inventors: IRENE M. BROCKMAN, KAUSTAV GHOSH
  • Patent number: 9322125
    Abstract: A method for treating laundry in a laundry treating appliance having an air supply system and a heating system both operably coupled to and controlled by a controller to supply heated air to a rotatable drum defining a treating chamber including the application of a lipase solution to the laundry during a cycle of operation.
    Type: Grant
    Filed: August 20, 2013
    Date of Patent: April 26, 2016
    Assignee: Whirlpool Corporation
    Inventors: Irene M. Brockman, Kaustav Ghosh
  • Publication number: 20160060800
    Abstract: A cycle of operation for a laundry treating appliance having a tub and a rotatable, perforated drum located within the tub and operably coupled with a motor for rotating the drum, the drum at least partially defining a treating chamber for receiving laundry for treatment according to a cycle of operation, the cycle of operation comprising an anti-stain setting phase and a pre-wash phase.
    Type: Application
    Filed: August 26, 2014
    Publication date: March 3, 2016
    Applicant: WHIRLPOOL CORPORATION
    Inventors: KAUSTAV GHOSH, WILLIAM L. MURCH, MIR A. QUDDUS, GERSON EGUNI
  • Patent number: 9243987
    Abstract: A method of determining a fabric type for a laundry load can include comparing the density of the laundry load in a first wetted state, which may be a dry state or a partially saturated state, to the density of the laundry load in a second wetted state, which may be a partially saturated, fully saturated, or beyond fully saturated state, and determining a fabric type based on the comparison.
    Type: Grant
    Filed: May 1, 2013
    Date of Patent: January 26, 2016
    Assignee: Whirlpool Corporation
    Inventors: Hirak Chanda, Kaustav Ghosh, Andrew J. Leitert, Karl David McAllister, Amy L. Rapson, Jon D. Strait, Yingqin Yuan
  • Patent number: 9035785
    Abstract: A graphic may include a consumable and having optically encoded information.
    Type: Grant
    Filed: September 27, 2010
    Date of Patent: May 19, 2015
    Assignee: Whirlpool Corporation
    Inventors: Kirk M. Dunsbergen, Kaustav Ghosh, Robert J. Pinkowski
  • Patent number: 8974546
    Abstract: A method for treating laundry in a clothes dryer having a rotating drum defining a treatment chamber that includes applying a treating chemistry, which may include a treating chemistry that benefits from uniform distribution, on the laundry and drying the laundry after the applying of the treating chemistry.
    Type: Grant
    Filed: February 26, 2010
    Date of Patent: March 10, 2015
    Assignee: Whirlpool Corporation
    Inventors: Kaustav Ghosh, Thomas A. Latack, Karl D. McAllister, Robert J. Pinkowski, Prithi A. Rao
  • Patent number: 8967489
    Abstract: A removable component for dispensing a physical resource from a dispensing system may include a body defining a reservoir in which a physical resource may be stored, a graphic provided on the removable component having information, and a composite structure formed by the patterned graphic, the body, and the reservoir.
    Type: Grant
    Filed: January 13, 2014
    Date of Patent: March 3, 2015
    Assignee: Whirlpool Corporation
    Inventors: Kirk M. Dunsbergen, Kaustav Ghosh, Robert J. Pinkowski
  • Patent number: 8914989
    Abstract: A clothes dryer and method for forming and supplying a treating chemistry solution to a laundry load located in the treating chamber of the clothes dryer.
    Type: Grant
    Filed: June 28, 2011
    Date of Patent: December 23, 2014
    Assignee: Whirlpool Corporation
    Inventors: Kaustav Ghosh, Thomas A. Latack, Robert J. Pinkowski, Brian K. Rogers
  • Patent number: 8881330
    Abstract: A method for treating laundry in a clothes dryer having a rotating drum defining a treatment chamber that includes applying a treating chemistry.
    Type: Grant
    Filed: December 14, 2010
    Date of Patent: November 11, 2014
    Assignee: Whirlpool Corporation
    Inventors: Kaustav Ghosh, Thomas A. Latack, Robert J. Pinkowski
  • Publication number: 20140326067
    Abstract: A method of determining a fabric type for a laundry load can include comparing the density of the laundry load in a first wetted state, which may be a dry state or a partially saturated state, to the density of the laundry load in a second wetted state, which may be a partially saturated, fully saturated, or beyond fully saturated state, and determining a fabric type based on the comparison.
    Type: Application
    Filed: May 1, 2013
    Publication date: November 6, 2014
    Applicant: Whirlpool Corporation
    Inventors: HIRAK CHANDA, KAUSTAV GHOSH, ANDREW J. LEITERT, KARL DAVID MCALLISTER, AMY L. RAPSON, JON D. STRAIT, YINGQIN YUAN
  • Publication number: 20140298590
    Abstract: A method and apparatus for operating a laundry treating appliance comprising a treating chamber for receiving a load of laundry for treatment according to at least one cycle of operation wherein a dye containing liquid is generated in the treating chamber during the operation, the method comprising backwashing the pre-filter to remove the non-dye material from the pre-filter.
    Type: Application
    Filed: April 9, 2013
    Publication date: October 9, 2014
    Applicant: Whirlpool Corporation
    Inventors: GREGORY R. FULMER, KAUSTAV GHOSH, NICHOLAS E. LEEP, WILLIAM L. MURCH, MATTHEW C. PARSONS, ROBERT J. PINKOWSKI, NICHOLAS E. RIGHETTI
  • Patent number: 8844156
    Abstract: A method of operating a clothes dryer having a rotating drum defining a drying chamber without a liquid drain, an air system, a heating system, a treating chemistry dispensing system, and a controller, where a purge detection routine and purge cycle are executed to purge the treating chemistry from clothes dryer without draining.
    Type: Grant
    Filed: December 14, 2010
    Date of Patent: September 30, 2014
    Assignee: Whirlpool Corporation
    Inventors: Kaustav Ghosh, Thomas A. Latack, Robert J. Pinkowski