Patents by Inventor Atsuhito Monma

Atsuhito Monma 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).

  • Encryption device, encryption processing method and program, and information protection system employing the encryption device
    Patent number: 7839999
    Abstract: An encryption device includes a first unit that acquires value information denoting a value of information to be encrypted, and a second unit that calculates a strength parameter denoting an encryption strength, based on the value information. It is thus possible to determine the strength parameter reasonably according to the information to be encrypted.
    Type: Grant
    Filed: March 11, 2005
    Date of Patent: November 23, 2010
    Assignee: Fuji Xerox Co., Ltd.
    Inventors: Koji Suzuki, Makoto Hirose, Naoki Hayashi, Atsuhito Monma
  • Encryption device, encryption processing method and program, and information protection system employing the encryption device
    Publication number: 20060120520
    Abstract: An encryption device includes a first unit that acquires value information denoting a value of information to be encrypted, and a second unit that calculates a strength parameter denoting an encryption strength, based on the value information. It is thus possible to determine the strength parameter reasonably according to the information to be encrypted.
    Type: Application
    Filed: March 11, 2005
    Publication date: June 8, 2006
    Inventors: Koji Suzuki, Makoto Hirose, Naoki Hayashi, Atsuhito Monma