Patents by Inventor Jerome Stiger

Jerome Stiger 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).

  • Filter element for an engine air filter assembly having a nonwoven pre-filter and related method
    Patent number: 11280299
    Abstract: A filter element for an air filter assembly of an engine includes a primary filter media and a secondary filter media. The primary filter media has a plurality of pleats having first fold edges on an inlet face of the primary filter media and second fold edges on an outlet face of the primary filter media. The first and second fold edges extend from a first lateral side to a second lateral side of the primary filter media. The secondary filter media is constructed of a non-woven material and includes a first portion arranged on the inlet face of the primary filter media, a second portion secured to the first lateral side of the primary filter media, and a third portion secured to the second lateral side of the primary filter media.
    Type: Grant
    Filed: December 3, 2019
    Date of Patent: March 22, 2022
    Assignee: MANN+HUMMEL GmbH
    Inventors: Marcel Holzwarth, Jerome Stiger
  • Filter element for an engine air filter assembly having a nonwoven pre-filter and related method
    Patent number: 11149699
    Abstract: A filter element for an air filter assembly of an engine includes a primary filter media and a secondary filter media. The primary filter media has a plurality of pleats having first fold edges on an inlet face of the primary filter media and second fold edges on an outlet face of the primary filter media. The first and second fold edges extend from a first lateral side to a second lateral side of the primary filter media. The secondary filter media is constructed of a non-woven material and includes a first portion arranged on the inlet face of the primary filter media, a second portion secured to the first lateral side of the primary filter media, and a third portion secured to the second lateral side of the primary filter media.
    Type: Grant
    Filed: December 4, 2018
    Date of Patent: October 19, 2021
    Assignee: MANN+HUMMEL GmbH
    Inventors: Marcel Holzwarth, Jerome Stiger
  • FILTER ELEMENT FOR AN ENGINE AIR FILTER ASSEMBLY HAVING A NONWOVEN PRE-FILTER AND RELATED METHOD
    Publication number: 20200173404
    Abstract: A filter element for an air filter assembly of an engine includes a primary filter media and a secondary filter media. The primary filter media has a plurality of pleats having first fold edges on an inlet face of the primary filter media and second fold edges on an outlet face of the primary filter media. The first and second fold edges extend from a first lateral side to a second lateral side of the primary filter media. The secondary filter media is constructed of a non-woven material and includes a first portion arranged on the inlet face of the primary filter media, a second portion secured to the first lateral side of the primary filter media, and a third portion secured to the second lateral side of the primary filter media.
    Type: Application
    Filed: December 3, 2019
    Publication date: June 4, 2020
    Inventors: Marcel Holzwarth, Jerome Stiger
  • FILTER ELEMENT FOR AN ENGINE AIR FILTER ASSEMBLY HAVING A NONWOVEN PRE-FILTER AND RELATED METHOD
    Publication number: 20200173403
    Abstract: A filter element for an air filter assembly of an engine includes a primary filter media and a secondary filter media. The primary filter media has a plurality of pleats having first fold edges on an inlet face of the primary filter media and second fold edges on an outlet face of the primary filter media. The first and second fold edges extend from a first lateral side to a second lateral side of the primary filter media. The secondary filter media is constructed of a non-woven material and includes a first portion arranged on the inlet face of the primary filter media, a second portion secured to the first lateral side of the primary filter media, and a third portion secured to the second lateral side of the primary filter media.
    Type: Application
    Filed: December 4, 2018
    Publication date: June 4, 2020
    Inventors: Marcel Holzwarth, Jerome Stiger