Patents by Inventor Takaaki Kubodera

Takaaki Kubodera 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 and device for dyeing lenses
    Patent number: 7464486
    Abstract: In a method of coloring a dye coating-formed lens by heating, the lens is subjected to half dyeing by changing the heating temperature depending on the lens site. This dyeing method involves heating a lens having a dye coating-formed on the surface thereof in a heating furnace to diffuse a dye into the lens. This method is carried out in a heating furnace having a frame section having the shape of a cube or rectangular parallelepiped, a heating section provided within the frame section, and an insertion port for inserting the lens provided on the bottom surface of the frame section. All or a part of the lens is inserted from the insertion port into a furnace inside of the heating furnace from the lower portion of the heating furnace and heated.
    Type: Grant
    Filed: June 25, 2003
    Date of Patent: December 16, 2008
    Assignee: Hoya Corporation
    Inventors: Takaaki Kubodera, Masahiko Samukawa
  • Method and device for dyeing lenses
    Patent number: 7422610
    Abstract: In a method of coloring a dye coating-formed lens by heating, the lens is subjected to half dyeing by changing the heating temperature depending on the lens site. This dyeing method involves heating a lens having a dye coating-formed on the surface thereof in a heating furnace to diffuse a dye into the lens. This method is carried out in a heating furnace having a frame section having the shape of a cube or rectangular parallelepiped, a heating section provided within the frame section, and an insertion port for inserting the lens provided on the bottom surface of the frame section. All or a part of the lens is inserted from the insertion port into a furnace inside of the heating furnace from the lower portion of the heating furnace and heated.
    Type: Grant
    Filed: January 10, 2006
    Date of Patent: September 9, 2008
    Assignee: Hoya Corporation
    Inventors: Takaaki Kubodera, Masahiko Samukawa
  • Method and device for dyeing lenses
    Publication number: 20060107472
    Abstract: In a method of coloring a dye coating-formed lens by heating, the lens is subjected to half dyeing by changing the heating temperature depending on the lens site. This dyeing method involves heating a lens having a dye coating-formed on the surface thereof in a heating furnace to diffuse a dye into the lens. This method is carried out in a heating furnace having a frame section having the shape of a cube or rectangular parallelepiped, a heating section provided within the frame section, and an insertion port for inserting the lens provided on the bottom surface of the frame section. All or a part of the lens is inserted from the insertion port into a furnace inside of the heating furnace from the lower portion of the heating furnace and heated.
    Type: Application
    Filed: January 10, 2006
    Publication date: May 25, 2006
    Applicant: HOYA CORPORATION
    Inventors: Takaaki Kubodera, Masahiko Samukawa
  • Method and device for dyeing lenses
    Publication number: 20040006835
    Abstract: In a method of coloring a dye coating-formed lens by heating, the lens is subjected to half dyeing by changing the heating temperature depending on the lens site. This dyeing method involves heating a lens having a dye coating-formed on the surface thereof in a heating furnace to diffuse a dye into the lens. This method is carried out in a heating furnace having a frame section having the shape of a cube or rectangular parallelepiped, a heating section provided within the frame section, and an insertion port for inserting the lens provided on the bottom surface of the frame section. All or a part of the lens is inserted from the insertion port into a furnace inside of the heating furnace from the lower portion of the heating furnace and heated.
    Type: Application
    Filed: June 25, 2003
    Publication date: January 15, 2004
    Applicant: Hoya Corporation
    Inventors: Takaaki Kubodera, Masahiko Samukawa