Patents by Inventor Laurens J. Drost

Laurens J. Drost 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).

  • Non-invasive flow measurement
    Patent number: 8006570
    Abstract: An elastomeric acoustic coupler formed by molding a thermoplastic or silicone rubber into a recess of a surgical cassette housing. The coupling has a raised pad to aid in the removal of all air between the transducer and the fluid conduit, and to provide an efficient transmission of an ultrasound signal into the fluid conduit.
    Type: Grant
    Filed: September 19, 2006
    Date of Patent: August 30, 2011
    Assignee: Alcon, Inc.
    Inventors: Nader Nazarifar, Laurens J. Drost, Yuri M. Shkarlet