Patents by Inventor Romeo N. Ubungen

Romeo N. Ubungen 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).

  • Insulation access aperture liner
    Patent number: 5010926
    Abstract: A closable through insulation access aperture liner to permit inspection of the wall of an insulated pipe or vessel which liner isolates insulation and prevents insulation material, such as asbestos, from contamination of workers and work area.
    Type: Grant
    Filed: March 17, 1989
    Date of Patent: April 30, 1991
    Inventors: Herman Kurth, David Kemble, Romeo N. Ubungen