Patents by Inventor Sakiko Nagato

Sakiko Nagato 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).

  • Information storage apparatus and password collation method
    Patent number: 8275994
    Abstract: A password is effectively prevented from being leaked to enhance the degree of security and, at the same time, can be input without difficulty. There is provided a removable information storage apparatus equipped with a predetermined interface for connecting itself to an external appliance and a security section with limited accesses from the external appliance, which includes a password input unit to be used that inputs a password of a predetermined number of words to be notified only to the information storage apparatus without being output to the external appliance connected to it by way of the predetermined interface, a password collating unit that collates the password input by way of the password input unit, and an access authorizing unit that authorizes an access to the security section from the external appliance connected to it by way of the predetermined interface in response to the collation of the password by the password collating unit.
    Type: Grant
    Filed: September 22, 2005
    Date of Patent: September 25, 2012
    Assignee: Sony Corporation
    Inventors: Takeshi Funahashi, Toshiro Nagashima, Sakiko Nagato
  • Data storage apparatus, data providing system and data providing method
    Patent number: 8099606
    Abstract: The data that a user wants are reliably provided, while avoiding any fraudulent use of the provided data.
    Type: Grant
    Filed: June 29, 2005
    Date of Patent: January 17, 2012
    Assignee: Sony Corporation
    Inventors: Takeshi Funahashi, Sakiko Nagato
  • Information storage device, security system, access permission method, network access method and security process execution permission method
    Patent number: 7958553
    Abstract: An information storage device is provided which includes a password input section for inputting a password to be notified only to the information storage device without outputting it to external equipment connected to it by way of a predetermined interface, a password collation section for collating the password input by way of the password input section and an access permission section for permitting an access to the storage section of the device from the external equipment connected by way of the predetermined interface in response to the collation of the password by the password collation section.
    Type: Grant
    Filed: January 14, 2005
    Date of Patent: June 7, 2011
    Assignee: Sony Corporation
    Inventors: Takeshi Funahashi, Sakiko Nagato
  • Information storage apparatus and password collation method
    Publication number: 20060075485
    Abstract: A password is effectively prevented from being leaked to enhance the degree of security and, at the same time, can be input without difficulty. There is provided a removable information storage apparatus equipped with a predetermined interface for connecting itself to an external appliance and a security section with limited accesses from the external appliance, which includes a password input unit to be used that inputs a password of a predetermined number of words to be notified only to the information storage apparatus without being output to the external appliance connected to it by way of the predetermined interface, a password collating unit that collates the password input by way of the password input unit, and an access authorizing unit that authorizes an access to the security section from the external appliance connected to it by way of the predetermined interface in response to the collation of the password by the password collating unit.
    Type: Application
    Filed: September 22, 2005
    Publication date: April 6, 2006
    Inventors: Takeshi Funahashi, Toshiro Nagashima, Sakiko Nagato
  • Data storage apparatus, data providing system and data providing method
    Publication number: 20060002198
    Abstract: The data that a user wants are reliably provided, while avoiding any fraudulent use of the provided data.
    Type: Application
    Filed: June 29, 2005
    Publication date: January 5, 2006
    Inventors: Takeshi Funahashi, Sakiko Nagato
  • Information storage device, security system, access permission method, network access method and security process execution permission method
    Publication number: 20050182973
    Abstract: An information storage device is provided which includes a password input section for inputting a password to be notified only to the information storage device without outputting it to external equipment connected to it by way of a predetermined interface, a password collation section for collating the password input by way of the password input section and an access permission section for permitting an access to the storage section of the device from the external equipment connected by way of the predetermined interface in response to the collation of the password by the password collation section.
    Type: Application
    Filed: January 14, 2005
    Publication date: August 18, 2005
    Inventors: Takeshi Funahashi, Sakiko Nagato