Patents by Inventor Frank Murphy

Frank Murphy 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).

  • Method and apparatus for providing pressure compensation to underwater goggles
    Publication number: 20050050618
    Abstract: The invention offers the methodology of providing continuous pressure compensation to dive masks and swim goggles through the use of flexible bladders or taps in the regulated air line, thus reducing the incidence of mask squeeze and thereby provide an adaptation of swim goggles for use in scuba diving. The methodology of supplying continuous pressure compensation also reduces the incidence of fogging in dive masks.
    Type: Application
    Filed: September 4, 2004
    Publication date: March 10, 2005
    Inventor: Frank Murphy
  • Syringe injection apparatus with adjustable dosage indicator
    Patent number: 4518387
    Abstract: An invention which allows the patient to self-inject himself. The invention serves as a two-fold unit. First, the invention allows the patient to measure out the exact amount of medical fluid to be used. Secondly, the invention allows the patient to inject himself with a minimum amount of discomfort or pain without having to remove the syringe from the apparatus.
    Type: Grant
    Filed: December 27, 1982
    Date of Patent: May 21, 1985
    Inventors: Frank Murphy, William F. Peterson