Patents by Inventor Todd Alan Kercher

Todd Alan Kercher 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).

  • Water filter cartridge
    Patent number: 11713255
    Abstract: A water filter cartridge is provided for gravity-feed water filtration applications, and includes a granular filter media made from a mixture of titanium dioxide particles interspersed with granular activated charcoal. The granular filter media is placed in a filter housing having an upper inlet opening and a lower outlet opening. A seal may be disposed around an outer periphery of the housing at its upper region, and may include a flange region that flexes upwardly upon insertion of the sidewall into a filter cartridge opening.
    Type: Grant
    Filed: July 1, 2021
    Date of Patent: August 1, 2023
    Assignee: Aqua Chira International Incorporated
    Inventors: Harry Joseph Knopke, Todd Alan Kercher, Jon Harold Bechtel, Jay Everett VandenBrink
  • WATER FILTER CARTRIDGE
    Publication number: 20210323839
    Abstract: A water filter cartridge is provided for gravity-feed water filtration applications, and includes a granular filter media made from a mixture of titanium dioxide particles interspersed with granular activated charcoal. The granular filter media is placed in a filter housing having an upper inlet opening and a lower outlet opening. A seal may be disposed around an outer periphery of the housing at its upper region, and may include a flange region that flexes upwardly upon insertion of the sidewall into a filter cartridge opening.
    Type: Application
    Filed: July 1, 2021
    Publication date: October 21, 2021
    Inventors: Harry Joseph Knopke, Todd Alan Kercher, Jon Harold Bechtel, Jay Everett VandenBrink
  • Water filter cartridge
    Patent number: 11053137
    Abstract: A water filter cartridge is provided for gravity-feed water filtration applications, and includes a granular filter media made from a mixture of titanium dioxide particles interspersed with granular activated charcoal. The granular filter media is placed in a filter housing having an upper inlet opening and a lower outlet opening. A seal may be disposed around an outer periphery of the housing at its upper region, and may include a flange region that flexes upwardly upon insertion of the sidewall into a filter cartridge opening. Optionally, the filter media is arranged in several distinct layers, such as a top media layer that is a mixture of agglomerated nanoparticles of titanium dioxide interspersed with granular activated charcoal, an intermediate media layer in the form of agglomerated nanoparticles of titanium dioxide, and a lower media layer that is another mixture of agglomerated nanoparticles of titanium dioxide interspersed with granular activated charcoal.
    Type: Grant
    Filed: November 1, 2018
    Date of Patent: July 6, 2021
    Assignee: Aqua Clara International Incorporated
    Inventors: Harry Joseph Knopke, Todd Alan Kercher, Jon Harold Bechtel, Jay Everett VandenBrink