Patents by Inventor Tomoyasu USUI

Tomoyasu USUI 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).

  • Power generation system
    Patent number: 12114574
    Abstract: A power generation system that includes: a ceramic element including a ferroelectric ceramic having a Curie temperature of 90° C. or lower and a space charge polarization; and a power extraction device that extracts power from the ceramic element when a temporal temperature change exceeding the Curie temperature is applied to the ferroelectric ceramic.
    Type: Grant
    Filed: November 9, 2022
    Date of Patent: October 8, 2024
    Assignee: MURATA MANUFACTURING CO., LTD.
    Inventor: Tomoyasu Usui
  • POWER GENERATION SYSTEM
    Publication number: 20230077655
    Abstract: A power generation system that includes: a ceramic element including a ferroelectric ceramic having a Curie temperature of 90° C. or lower and a space charge polarization; and a power extraction device that extracts power from the ceramic element when a temporal temperature change exceeding the Curie temperature is applied to the ferroelectric ceramic.
    Type: Application
    Filed: November 9, 2022
    Publication date: March 16, 2023
    Inventor: Tomoyasu USUI