Patents Examined by Max Norri
  • Polymer shrinkage tensometer
    Patent number: 6871550
    Abstract: An apparatus and method for measuring the characteristics of curing polymers. The apparatus and method utilize cantilever beam technology to determine characteristics of polymers during the curing process, including but not limited to, stress-related forces that develop during the polymer curing process. The apparatus and method also provide for controlling and monitoring environmental conditions during the curing process.
    Type: Grant
    Filed: August 14, 2003
    Date of Patent: March 29, 2005
    Assignee: American Dental Association Foundation
    Inventor: Frederick C. Eichmiller
  • Method of locating a particle on a surface
    Patent number: 5988001
    Abstract: A method of locating a single particle on a target surface includes the steps of providing, on the target surface, a droplet of a liquid capable of wetting the surface of the particle, causing the particle to come into contact with the liquid, and allowing the liquid to evaporate. The method has particular application to the testing of the strength of a diamond and other abrasive particles.
    Type: Grant
    Filed: October 8, 1997
    Date of Patent: November 23, 1999
    Inventor: Craig Vucinovich