Patents by Inventor Shu NISHIKAWA

Shu NISHIKAWA 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).

  • Image reading device and image reading system
    Patent number: 9100511
    Abstract: An image reading device includes an information storage unit that stores, in an associated manner, error information on errors occurred due to a previous scan operation and operator information on an operator who produced errors, and an error analyzing unit that determines whether an error occurred due to a scan operation of a specific operator is an operator-dependent error, based on the error information and the operator information stored in the information storage unit.
    Type: Grant
    Filed: November 14, 2013
    Date of Patent: August 4, 2015
    Assignee: PFU Limited
    Inventors: Osamu Iwakami, Shu Nishikawa, Masahito Sakui, Yoshinobu Araya
  • IMAGE READING DEVICE AND IMAGE READING SYSTEM
    Publication number: 20140226176
    Abstract: An image reading device includes an information storage unit that stores, in an associated manner, error information on errors occurred due to a previous scan operation and operator information on an operator who produced errors, and an error analyzing unit that determines whether an error occurred due to a scan operation of a specific operator is an operator-dependent error, based on the error information and the operator information stored in the information storage unit.
    Type: Application
    Filed: November 14, 2013
    Publication date: August 14, 2014
    Applicant: PFU Limited
    Inventors: Osamu IWAKAMI, Shu NISHIKAWA, Masahito SAKUI, Yoshinobu ARAYA