Patents by Inventor Ronald E. Kerby

Ronald E. Kerby 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).

  • Reinforcing glass ionomer dental filling material with titanium stainless steel, or metals thereof
    Patent number: 5189077
    Abstract: The invention relates to dental filling materials comprising stainless steel filler, a polymeric binder, and glass filler. Tensile strength, compressive strength, dentinal bonding and enamel bonding of the dental filling materials are improved relative to commericial glass ionomer cements without stainless steel.
    Type: Grant
    Filed: July 29, 1991
    Date of Patent: February 23, 1993
    Assignee: The Ohio State University
    Inventor: Ronald E. Kerby
  • Reinforcing glass ionomer dental filling material with stainless steel, or metals thereof
    Patent number: 5084491
    Abstract: The invention relates to dental filling materials comprising stainless steel filler, a polymeric binder, and glass filler. Tensile strength, compressive strength, dentinal bonding and enamel bonding of the dental filling materials are improved relative to commercial glass ionomer cements without stainless steel.
    Type: Grant
    Filed: March 16, 1989
    Date of Patent: January 28, 1992
    Assignee: The Ohio University
    Inventor: Ronald E. Kerby