Patents by Inventor Reinhard Schlief

Reinhard Schlief 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).

  • Ultrasound or shock wave work process and preparation for carrying out same
    Patent number: 5380411
    Abstract: The invention relates to a shock wave or ultrasound work process wherein shock wave or ultrasound generators are used to produce shock waves or ultrasound in a medium in which an effect is to be achieved, wherein to this medium is added a preparation which contains or produces microbubbles which cause an intensification of the shock wave or ultrasound effect, and to a preparation for carrying out the process wherein this preparation can also be used for the specific destruction of biological tissue with ultrasound and shock waves.
    Type: Grant
    Filed: August 2, 1990
    Date of Patent: January 10, 1995
    Assignee: Schering Aktiengesellschaft
    Inventor: Reinhard Schlief
  • Ultrasonic manometry process in a fluid by means of microbubbles
    Patent number: 5195520
    Abstract: The invention relates to an ultrasonic manometry process in a fluid containing stabilized micro bubbles in an ensemble, wherein ultrasonic impulses are radiated into the fluid and brought to interact with the micro bubbles. The amplitude and/or frequency alterations in the ultrasonic scatter signals are recorded and evaluated compared with the ultrasonic impulses radiated in and/or previously recieved. Preparations for measuring blood pressure which can be used with the manometry process are described.
    Type: Grant
    Filed: December 12, 1991
    Date of Patent: March 23, 1993
    Assignee: Schering Aktiengesellschaft
    Inventors: Reinhard Schlief, Hans Poland