Patents by Inventor Hideki Otake

Hideki Otake 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).

  • SDN SYSTEM, SDN SUB-CONTROLLER, AND METHOD OF CONTROLLING SDN SYSTEM
    Publication number: 20240147289
    Abstract: A method of controlling an SDN system, an SDN sub-controller, and an SDN system is provided. The SDN controller sends a keepalive notification to the SDN switch and the SDN sub-controller. The SDN switch sends a switching request to the SDN sub-controller on condition that the keepalive notification cannot be received during a predetermined specific period. The SDN sub-controller starts to control a communication setting of the SDN switch on condition that the keepalive notification cannot be received during the specific period and that the switching request has been received.
    Type: Application
    Filed: October 18, 2023
    Publication date: May 2, 2024
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Yasuhiro YAMASAKI, Hideki GOTO, Ikuyoshi OTAKE
  • Polishing composition
    Patent number: 6027554
    Abstract: A polishing composition comprising silicon nitride fine powder, water and an acid.
    Type: Grant
    Filed: October 14, 1997
    Date of Patent: February 22, 2000
    Assignee: Fujimi Incorporated
    Inventors: Hitoshi Kodama, Satoshi Suzumura, Noritaka Yokomichi, Shirou Miura, Hideki Otake, Atsunori Kawamura, Masatoki Ito
  • Polishing composition
    Patent number: 5997620
    Abstract: A polishing composition for polishing a memory hard disk comprising water and at least one abrasive selected from the group consisting of silicon dioxide, aluminum oxide, cerium oxide, zirconium oxide, titanium oxide, silicon nitride and manganese dioxide, which further contains an iron compound dissolved in the composition, said iron compound being selected from the group consisting of iron(III) nitrate, iron(III) sulfate, ammonium iron(III) sulfate, iron(III) perchlorate and an ion salt of an organic acid.
    Type: Grant
    Filed: November 27, 1998
    Date of Patent: December 7, 1999
    Assignee: Fujimi Incorporated
    Inventors: Hitoshi Kodama, Hideki Otake, Keigo Ohashi
  • Polishing composition
    Patent number: 5733819
    Abstract: A polishing composition comprising silicon nitride fine powder, water and an acid.
    Type: Grant
    Filed: January 27, 1997
    Date of Patent: March 31, 1998
    Assignee: Fujimi Incorporated
    Inventors: Hitoshi Kodama, Satoshi Suzumura, Noritaka Yokomichi, Shirou Miura, Hideki Otake, Atsunori Kawamura, Masatoki Ito