Patents by Inventor Haruyoshi Kakitani

Haruyoshi Kakitani 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).

  • Electromagnetic wave shielding material and sheet
    Patent number: 8133404
    Abstract: An electromagnetic wave shielding material and a sheet using the same are described. Also described is a gel state electromagnetic wave shielding material including an ionic liquid, and fine particles capable of reflecting, suppressing or absorbing an electromagnetic wave suspended in the ionic liquid. The electromagnetic wave shielding material may provide both high electromagnetic interference shielding ability and flexibility when used in sheet form, and in some applications, may provide flame and heat resistance.
    Type: Grant
    Filed: March 13, 2008
    Date of Patent: March 13, 2012
    Assignee: 3M Innovative Properties Company
    Inventors: Haruhiko Miyazawa, Haruyoshi Kakitani, Atsushi Toyota
  • ELECTROMAGNETIC WAVE SHIELDING MATERIAL AND SHEET
    Publication number: 20100108956
    Abstract: An electromagnetic wave shielding material and a sheet using the same are described. Also described is a gel state electromagnetic wave shielding material including an ionic liquid, and fine particles capable of reflecting, suppressing or absorbing an electromagnetic wave suspended in the ionic liquid. The electromagnetic wave shielding material may provide both high electromagnetic interference shielding ability and flexibility when used in sheet form, and in some applications, may provide flame and heat resistance.
    Type: Application
    Filed: March 13, 2008
    Publication date: May 6, 2010
    Inventors: Haruhiko Miyazawa, Haruyoshi Kakitani, Atsushi Toyota