Patents Assigned to Johnson & Johnson Comsumer Inc.
  • Permeability flow cell and hydraulic conductance system
    Patent number: 9128020
    Abstract: The present invention relates to devices and methods for measuring the permeability of dentin. More particularly, the invention relates to devices and methods of quickly and accurately measuring the permeability of dentin using a flow cell.
    Type: Grant
    Filed: August 31, 2012
    Date of Patent: September 8, 2015
    Assignee: Johnson & Johnson Comsumer Inc.
    Inventors: Paul S. Heipp, Deepak Sharma