Patents by Inventor Ralph W. Mangels

Ralph W. Mangels 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).

  • Self-inflating bedpan
    Patent number: 4437195
    Abstract: A self-inflating bedpan having means for readily, manually inflating the bedpan after it is positioned beneath a patient.
    Type: Grant
    Filed: February 22, 1982
    Date of Patent: March 20, 1984
    Inventor: Ralph W. Mangels