Patents by Inventor Ka Lun To

Ka Lun To 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).

  • BIO-COMPOSITE SUSTAINABLE DOCTOR BLADE
    Publication number: 20230151546
    Abstract: A wear element is disclosed for contacting a roll surface in a papermaking machine. The wear element includes a renewable, sustainable, eco-friendly, bio-derived resin matrix and renewable, sustainable, eco-friendly, natural reinforcement fibres.
    Type: Application
    Filed: November 14, 2022
    Publication date: May 18, 2023
    Inventors: Dr. Michael Draper, Ka Lun To
  • 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