Patents by Inventor Kevin Callus

Kevin Callus 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).

  • DOCTOR BLADE WITH POLYMERIC RETENTION MEANS, DOCTOR BLADE HOLDER COMPRISING SUCH A DOCTOR BLADE AND METHOD FOR PROVIDING RETENTION MEANS ON A DOCTOR BLADE
    Publication number: 20210316329
    Abstract: A doctor blade is disclosed that includes a blade surface and at least one shaped feature that is formed of a polymeric material and is provided to assist in maintaining the doctor blade with a doctor blade holder.
    Type: Application
    Filed: August 30, 2019
    Publication date: October 14, 2021
    Inventors: Michael DRAPER, Kevin CALLUS, Robert LUCAS
  • Doctor blade including combination carbon/glass yarns
    Patent number: 9551109
    Abstract: A fiber reinforced composite material containing a polymeric resin matrix reinforced by fabrics consisting of co-mingled glass/carbon yarns for a doctor blade.
    Type: Grant
    Filed: July 23, 2013
    Date of Patent: January 24, 2017
    Assignee: KADANT INC.
    Inventors: Michael David Draper, Kevin Callus, Ka Lun To
  • Doctor Blade Including Combination Carbon/Glass Yarns
    Publication number: 20140023846
    Abstract: A fiber reinforced composite material containing a polymeric resin matrix reinforced by fabrics consisting of co-mingled glass/carbon yarns for a doctor blade.
    Type: Application
    Filed: July 23, 2013
    Publication date: January 23, 2014
    Inventors: Michael David Draper, Kevin Callus, Ka Lun To