Patents by Inventor Kyongcheol Lee

Kyongcheol Lee 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).

  • Method of making a structured abrasive article
    Patent number: 7491251
    Abstract: A method of making an abrasive product includes compacting a cohesive layer of abrasive particles and particulate curable binder precursor prior to forming curable shaped structures, and then at least partially curing the curable binder precursor.
    Type: Grant
    Filed: October 5, 2005
    Date of Patent: February 17, 2009
    Assignee: 3M Innovative Properties Company
    Inventors: Dennis G. Welygan, Kyongcheol Lee, Louis S. Moren
  • Method of making a structured abrasive article
    Publication number: 20070074455
    Abstract: A method of making an abrasive product includes compacting a cohesive layer of abrasive particles and particulate curable binder precursor prior to forming curable shaped structures, and then at least partially curing the curable binder precursor.
    Type: Application
    Filed: October 5, 2005
    Publication date: April 5, 2007
    Inventors: Dennis Welygan, Kyongcheol Lee, Louis Moren