Patents by Inventor John F. Hibbeln

John F. Hibbeln 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).

  • Medical instrument with improved ultrasonic visibility
    Patent number: 5611345
    Abstract: A medical instrument, and in particular, a needle, having improved reflective properties and enhanced ultrasonic visibility when used in conjunction with an ultrasonic imaging system is disclosed. The medical instrument has a non-circular shaped portion adapted for insertion into the body, the non-circular shaped portion comprising at least one exterior planar surface capable of reflecting an incident ultrasonic beam.
    Type: Grant
    Filed: April 24, 1995
    Date of Patent: March 18, 1997
    Inventor: John F. Hibbeln