Patents Assigned to NEC CORORATION
  • Vehicle-mounted device, cargo handling machine, control circuit, control method, and program thereof
    Patent number: 11643312
    Abstract: A vehicle-mounted device includes an analysis unit and a control unit. The analysis unit detects an insertion target into which an insertion blade can be inserted, on the basis of sensing information acquired from a spatial recognition device. The control unit performs a loading misalignment determination to determine whether or not the insertion target loaded on a conveyance destination is misaligned from the conveyance destination on the basis of the sensing information.
    Type: Grant
    Filed: February 27, 2018
    Date of Patent: May 9, 2023
    Assignee: NEC CORORATION
    Inventors: Jun Uchimura, Hideaki Takahashi
  • BLIND SIGNATURE METHOD AND ITS SYSTEM
    Publication number: 20090031137
    Abstract: Signature requestor terminal device (10) codes a plurality of messages to a quantum state and transmits it to signer terminal device (20). Signer terminal device (20) issues a blind signature for the plurality of the messages coded to the quantum state, codes the messages and the signature to a quantum state and sends them back to signature requestor terminal device (10).
    Type: Application
    Filed: January 12, 2007
    Publication date: January 29, 2009
    Applicant: NEC CORORATION
    Inventors: Satoshi Ishizaka, Akihisa Tomita