Patents by Inventor Hajime Chisaka

Hajime Chisaka 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).

  • Patent number: 10328657
    Abstract: A durable decorative sheet high in the ability to follow a curved surface with small appearance change by heat or elongation. A decorative sheet comprising a transparent resin film having two main surfaces, a transparent resin layer formed on the first main surface of the transparent resin film, a pattern printed layer arranged on the transparent resin layer, and a colored base film arranged on the second main surface of the transparent resin film. The transparent resin layer includes first beads, the pattern printed layer include second beads. The first beads are different from the second beads in content, color and/or particle size. The first beads and the second beads are embedded in the transparent resin layer and the pattern printed layer.
    Type: Grant
    Filed: March 19, 2013
    Date of Patent: June 25, 2019
    Assignee: 3M Innovative Properties Company
    Inventors: Hajime Chisaka, Mamoru Kanno
  • Patent number: 10076889
    Abstract: A wrapped shaped article capable of imparting a three-dimensional decoration onto a surface of a base, without producing a molding die for each three-dimensional irregular pattern. An irregular pattern or three-dimensional shape is imparted, without producing a molding die, by placing three-dimensional members on a surface of a base, and attaching a decorative film thereon by vacuum contact bonding.
    Type: Grant
    Filed: September 11, 2009
    Date of Patent: September 18, 2018
    Assignee: 3M Innovative Properties Company
    Inventors: Takeaki Sakamoto, Hirofumi Nitta, Hajime Chisaka
  • Patent number: 8404073
    Abstract: A durable decorative sheet high in the ability to follow a curved surface with small appearance change by heat or elongation. A decorative sheet comprising a transparent resin film having two main surfaces, a transparent resin layer formed on the first main surface of the transparent resin film, a pattern printed layer arranged on the transparent resin layer, and a colored base film arranged on the second main surface of the transparent resin film. The transparent resin layer includes first beads, the pattern printed layer include second beads. The first beads are different from the second beads in content, color and/or particle size. The first beads and the second beads are embedded in the transparent resin layer and the pattern printed layer.
    Type: Grant
    Filed: March 22, 2007
    Date of Patent: March 26, 2013
    Assignee: 3M Innovative Properties Company
    Inventors: Hajime Chisaka, Mamoru Kanno
  • Publication number: 20110229681
    Abstract: A wrapped shaped article capable of imparting a three-dimensional decoration onto a surface of a base, without producing a molding die for each three-dimensional irregular pattern. An irregular pattern or three-dimensional shape is imparted, without producing a molding die, by placing three-dimensional members on a surface of a base, and attaching a decorative film thereon by vacuum contact bonding.
    Type: Application
    Filed: September 11, 2009
    Publication date: September 22, 2011
    Inventors: Takeaki Sakamoto, Hirofumi Nitta, Hajime Chisaka
  • Publication number: 20100166997
    Abstract: A durable decorative sheet high in the ability to follow a curved surface with small appearance change by heat or elongation. A decorative sheet comprising a transparent resin film having two main surfaces, a transparent resin layer formed on the first main surface of the transparent resin film, a pattern printed layer arranged on the transparent resin layer, and a colored base film arranged on the second main surface of the transparent resin film. The transparent resin layer includes first beads, the pattern printed layer include second beads. The first beads are different from the second beads in content, color and/or particle size. The first beads and the second beads are embedded in the transparent resin layer and the pattern printed layer.
    Type: Application
    Filed: March 22, 2007
    Publication date: July 1, 2010
    Inventors: Hajime Chisaka, Mamoru Kanno
  • Patent number: 7141294
    Abstract: A decorative film using no appreciable amount, or no amount, of polyvinyl chloride. In a decorative film comprising a substrate and an adhesive layer formed on one surface of the substrate, the substrate is formed from an ethylene-(meth)acrylic acid copolymer.
    Type: Grant
    Filed: March 21, 2002
    Date of Patent: November 28, 2006
    Assignee: 3M Innovative Properties Company
    Inventors: Aizo Sakurai, Hajime Chisaka, Yutaka Mori
  • Publication number: 20040096630
    Abstract: A decorative film using no appreciable amount, or no amount, of polyvinyl chloride. In a decorative film comprising a substrate and an adhesive layer formed on one surface of the substrate, the substrate is formed from an ethylene-(meth)acrylic acid copolymer.
    Type: Application
    Filed: September 18, 2003
    Publication date: May 20, 2004
    Inventors: Aizo Sakurai, Hajime Chisaka, Yutaka Mori