Patents by Inventor Masanori Ogiue

Masanori Ogiue 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).

  • Decolorable image forming material
    Patent number: 7208449
    Abstract: A decolorable image forming material contains a color former and a developer, that develop a colored state through interaction therebetween and can be decolored by heating or contact with a solvent, in which the developer contains two or more compounds whose deference in molecular weight is 15 or more.
    Type: Grant
    Filed: January 19, 2005
    Date of Patent: April 24, 2007
    Assignee: Kabushiki Kaisha Toshiba
    Inventors: Kenji Sano, Satoshi Takayama, Masanori Ogiue
  • Decolorable image forming material
    Publication number: 20050159311
    Abstract: A decolorable image forming material contains a color former and a developer, that develop a colored state through interaction therebetween and can be decolored by heating or contact with a solvent, in which the developer contains two or more compounds whose deference in molecular weight is 15 or more.
    Type: Application
    Filed: January 19, 2005
    Publication date: July 21, 2005
    Inventors: Kenji Sano, Satoshi Takayama, Masanori Ogiue