Patents by Inventor Paul B. Ryan

Paul B. Ryan 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).

  • Thermobondable filter medium and border frame and method of making same
    Patent number: 7112255
    Abstract: Self-supporting pleated fluid filter medium and method of making the same wherein the filter medium and accompanying flow-through border frame are of coated thermobondable materials, which are heat bonded together.
    Type: Grant
    Filed: December 5, 2003
    Date of Patent: September 26, 2006
    Assignee: AAF-McQuay Inc.
    Inventors: Kyung-Ju Choi, Dennis R. Porter, Paul B. Ryan
  • Thermobondable filter medium and border frame and method of making same
    Patent number: 6758878
    Abstract: Self-supporting pleated fluid filter medium and method of making the same wherein the filter medium and accompanying flow-through border frame are of coated thermobondable materials, which are heat bonded together.
    Type: Grant
    Filed: April 10, 2002
    Date of Patent: July 6, 2004
    Assignee: AAF McQuay, Inc.
    Inventors: Kyung-Ju Choi, Dennis R. Porter, Paul B. Ryan
  • Thermobondable filter medium and border frame and method of making same
    Publication number: 20040112526
    Abstract: Self-supporting pleated fluid filter medium and method of making the same wherein the filter medium and accompanying flow-through border frame are of coated thermobondable materials, which are heat bonded together.
    Type: Application
    Filed: December 5, 2003
    Publication date: June 17, 2004
    Inventors: Kyung-Ju Choi, Dennis R. Porter, Paul B. Ryan
  • Thermobondable filter medium and border frame and method of making same
    Publication number: 20030192293
    Abstract: Self-supporting pleated fluid filter medium and method of making the same wherein the filter medium and accompanying flow-through border frame are of coated thermobondable materials, which are heat bonded together.
    Type: Application
    Filed: April 10, 2002
    Publication date: October 16, 2003
    Inventors: Kyung-Ju Choi, Dennis R. Porter, Paul B. Ryan