Patents by Inventor Kin-leung TAM

Kin-leung TAM 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: 11930974
    Abstract: A handheld extraction cleaner includes a unitary body provided with a carry handle, and further provided with a supply tank, a recovery tank, and a suction source, all of which are carried on the unitary body. The various components of the extraction cleaner can be arranged for a balanced weight in hand. The supply tank can be integrated with a fluid distributor in a removable, modular unit.
    Type: Grant
    Filed: July 25, 2022
    Date of Patent: March 19, 2024
    Assignee: BISSELL Inc.
    Inventors: Colin J. Bloemendaal, Kin-leung Tam, Wei-min Yi
  • Patent number: 11772023
    Abstract: The present disclosure provides a floor cleaner that includes a replaceable component, such as a filter. The floor cleaner has a detection mechanism comprising a magnet on the replaceable component and a Hall Effect sensor positioned to detect the permanent magnet when the replaceable component is correctly installed on the floor cleaner. Operation of one or more electrically-powered components of the floor cleaner is prevented when the permanent magnet is not detected by the Hall Effect sensor.
    Type: Grant
    Filed: April 25, 2022
    Date of Patent: October 3, 2023
    Assignee: BISSELL Inc.
    Inventor: Kin-leung Tam
  • Publication number: 20230053356
    Abstract: The present disclosure provides a floor cleaner that includes a replaceable component, such as a filter. The floor cleaner has a detection mechanism comprising a magnet on the replaceable component and a Hall Effect sensor positioned to detect the permanent magnet when the replaceable component is correctly installed on the floor cleaner. Operation of one or more electrically-powered components of the floor cleaner is prevented when the permanent magnet is not detected by the Hall Effect sensor.
    Type: Application
    Filed: April 25, 2022
    Publication date: February 23, 2023
    Inventor: Kin-leung Tam
  • Publication number: 20220354331
    Abstract: A handheld extraction cleaner includes a unitary body provided with a carry handle, and further provided with a supply tank, a recovery tank, and a suction source, all of which are carried on the unitary body. The various components of the extraction cleaner can be arranged for a balanced weight in hand. The supply tank can be integrated with a fluid distributor in a removable, modular unit.
    Type: Application
    Filed: July 25, 2022
    Publication date: November 10, 2022
    Applicant: BISSELL Inc.
    Inventors: Colin J. Bloemendaal, Kin-leung TAM, Wei-min YI
  • Patent number: 11432696
    Abstract: A handheld extraction cleaner includes a unitary body provided with a carry handle, and further provided with a supply tank, a recovery tank, and a suction source, all of which are carried on the unitary body. The various components of the extraction cleaner can be arranged for a balanced weight in hand. The supply tank can be integrated with a fluid distributor in a removable, modular unit.
    Type: Grant
    Filed: April 17, 2020
    Date of Patent: September 6, 2022
    Assignee: BISSELL Inc.
    Inventors: Colin J. Bloemendaal, Kin-leung Tam, Wei-min Yi
  • Patent number: 11337575
    Abstract: The present disclosure provides a floor cleaner that includes a replaceable component, such as a brushroll or a filter. The floor cleaner has a detection mechanism comprising a magnet on the replaceable component and a Hall Effect sensor positioned to detect the permanent magnet when the replaceable component is correctly installed on the floor cleaner. Operation of one or more electrically-powered components of the floor cleaner is prevented when the permanent magnet is not detected by the Hall Effect sensor.
    Type: Grant
    Filed: August 23, 2021
    Date of Patent: May 24, 2022
    Assignee: BISSELL Inc.
    Inventor: Kin-leung Tam
  • Patent number: 11206962
    Abstract: The present disclosure provides a floor cleaner that includes a replaceable component, such as a brushroll or a filter. The floor cleaner has a detection mechanism comprising a magnet on the replaceable component and a Hall Effect sensor positioned to detect the permanent magnet when the replaceable component is correctly installed on the floor cleaner. Operation of one or more electrically-powered components of the floor cleaner is prevented when the permanent magnet is not detected by the Hall Effect sensor.
    Type: Grant
    Filed: August 23, 2021
    Date of Patent: December 28, 2021
    Assignee: BISSELL Inc.
    Inventor: Kin-leung Tam
  • Publication number: 20210378477
    Abstract: The present disclosure provides a floor cleaner that includes a replaceable component, such as a brushroll or a filter. The floor cleaner has a detection mechanism comprising a magnet on the replaceable component and a Hall Effect sensor positioned to detect the permanent magnet when the replaceable component is correctly installed on the floor cleaner. Operation of one or more electrically-powered components of the floor cleaner is prevented when the permanent magnet is not detected by the Hall Effect sensor.
    Type: Application
    Filed: August 23, 2021
    Publication date: December 9, 2021
    Inventor: Kin-leung Tam
  • Publication number: 20210378467
    Abstract: The present disclosure provides a floor cleaner that includes a replaceable component, such as a brushroll or a filter. The floor cleaner has a detection mechanism comprising a magnet on the replaceable component and a Hall Effect sensor positioned to detect the permanent magnet when the replaceable component is correctly installed on the floor cleaner. Operation of one or more electrically-powered components of the floor cleaner is prevented when the permanent magnet is not detected by the Hall Effect sensor.
    Type: Application
    Filed: August 23, 2021
    Publication date: December 9, 2021
    Inventor: Kin-leung Tam
  • Publication number: 20200237173
    Abstract: A handheld extraction cleaner includes a unitary body provided with a carry handle, and further provided with a supply tank, a recovery tank, and a suction source, all of which are carried on the unitary body. The various components of the extraction cleaner can be arranged for a balanced weight in hand. The supply tank can be integrated with a fluid distributor in a removable, modular unit.
    Type: Application
    Filed: April 17, 2020
    Publication date: July 30, 2020
    Inventors: Colin J. Bloemendaal, Kin-leung TAM, Wei-min YI
  • Patent number: 10631702
    Abstract: A surface cleaning apparatus includes a fluid delivery system and a fluid recovery system, as well as a hybrid brushroll including a dowel, a plurality of bristle extending from the dowel, and microfiber material provided on the dowel between the bristles. The hybrid brushroll is suitable for use on both hard and soft surfaces, and for wet or dry vacuum cleaning.
    Type: Grant
    Filed: December 21, 2017
    Date of Patent: April 28, 2020
    Assignee: BISSELL Inc.
    Inventors: Jincheng Xia, Jianjun Ge, Zhenjiang Yin, Xin Chen, Yongsheng Liang, Kin-leung Tam, Min Li, Feng Chun Li
  • Patent number: 10624515
    Abstract: A handheld extraction cleaner includes a unitary body provided with a carry handle, and further provided with a supply tank, a recovery tank, and a suction source, all of which are carried on the unitary body. The various components of the extraction cleaner can be arranged for a balanced weight in hand. The supply tank can be integrated with a fluid distributor in a removable, modular unit.
    Type: Grant
    Filed: November 1, 2017
    Date of Patent: April 21, 2020
    Assignee: BISSELL Inc.
    Inventors: Colin J. Bloemendaal, Kin-leung Tam, Wei-min Yi
  • Publication number: 20180116476
    Abstract: A handheld extraction cleaner includes a unitary body provided with a carry handle, and further provided with a supply tank, a recovery tank, and a suction source, all of which are carried on the unitary body. The various components of the extraction cleaner can be arranged for a balanced weight in hand. The supply tank can be integrated with a fluid distributor in a removable, modular unit.
    Type: Application
    Filed: November 1, 2017
    Publication date: May 3, 2018
    Inventors: Colin J. Bloemendaal, Kin-leung TAM, Wei-min YI
  • Publication number: 20180110388
    Abstract: A surface cleaning apparatus includes a fluid delivery system and a fluid recovery system, as well as a hybrid brushroll including a dowel, a plurality of bristle extending from the dowel, and microfiber material provided on the dowel between the bristles. The hybrid brushroll is suitable for use on both hard and soft surfaces, and for wet or dry vacuum cleaning.
    Type: Application
    Filed: December 21, 2017
    Publication date: April 26, 2018
    Inventors: Jincheng Xia, Jianjun Ge, Zhenjiang Yin, Xin Chen, Yongsheng Liang, Kin-leung TAM, Min LI, Feng Chun LI