Patents by Inventor Yasuharu Okada

Yasuharu Okada 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).

  • OPTICAL PATH DESIGN APPARATUS, OPTICAL PATH DESIGN METHOD AND PROGRAM
    Publication number: 20250030480
    Abstract: Provided is an optical path design device which includes a transmission quality calculation unit which estimates transmission quality of a plurality of candidate routes in an optical transmission network; and a route selection unit which selects a candidate route that satisfies the transmission quality from the plurality of candidate routes.
    Type: Application
    Filed: November 15, 2021
    Publication date: January 23, 2025
    Applicant: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
    Inventors: Hanami YOKOI, Kojun KOSHIJI, Shingo OKADA, Yasuharu KANEKO, Tatsuya MATSUKAWA, Takashi MIYAMURA
  • Electric power trading market system and electric power trading method
    Publication number: 20030074304
    Abstract: The present invention is intended to improve liquidity of electric power as a commodity, to substantially alleviate simultaneity of electric power supply, and to implement wheeling of the electric power among different regional blocks without restriction of the amount of interchangeable electric power, power supply frequency and the like.
    Type: Application
    Filed: September 25, 2002
    Publication date: April 17, 2003
    Inventor: Yasuharu Okada