Patents by Inventor Mikko Karioja

Mikko Karioja 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).

  • Composite doctor blade
    Patent number: 7685937
    Abstract: A composite doctor blade to be installed in a blade holder (11) containing a throat (15) has a rear part (14) made of a composite material which has a profiling (16) which protrudes beyond the plane (18) defined by the doctor blade in order to retain the doctor blade in the blade holder (11). At a distance from the rear part (14), part (17) of the profiling (16) protrudes from the plane (18) to one side only. Moreover, the part (17) is higher than its width in the cross-sectional plane of the doctor blade.
    Type: Grant
    Filed: December 15, 2005
    Date of Patent: March 30, 2010
    Assignee: Metso Paper, Inc.
    Inventors: Mikko Karioja, Ari Närhi, Harri Ruotsalainen
  • Composite doctor blade
    Publication number: 20060130749
    Abstract: A composite doctor blade to be installed in a blade holder (11) containing a throat (15) has a rear part (14) made of a composite material which has a profiling (16) which protrudes beyond the plane (18) defined by the doctor blade in order to retain the doctor blade in the blade holder (11). At a distance from the rear part (14), part (17) of the profiling (16) protrudes from the plane (18) to one side only. Moreover, the part (17) is higher than its width in the cross-sectional plane of the doctor blade.
    Type: Application
    Filed: December 15, 2005
    Publication date: June 22, 2006
    Inventors: Mikko Karioja, Ari Narhi, Harri Ruotsalainen