Patents by Inventor Hiromi Arimitsu

Hiromi Arimitsu 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).

  • Corrosion-resistant member and method of manufacturing same
    Patent number: 8178459
    Abstract: A corrosion-resistant member includes a ceramic member containing yttrium oxide as a main component, containing cerium element, and obtained by firing under a nonoxidizing atmosphere. The corrosion-resistant member that has high corrosion-resistant characteristics and includes a ceramic member having a low volume resistivity can be provided.
    Type: Grant
    Filed: August 28, 2009
    Date of Patent: May 15, 2012
    Assignee: Toto Ltd.
    Inventors: Takayuki Ide, Masami Ando, Hiromi Arimitsu
  • Corrosion-resistant member and method of manufacturing same
    Publication number: 20100081557
    Abstract: A corrosion-resistant member includes a ceramic member containing yttrium oxide as a main component, containing cerium element, and obtained by firing under a nonoxidizing atmosphere. The corrosion-resistant member that has high corrosion-resistant characteristics and includes a ceramic member having a low volume resitivity can be provided.
    Type: Application
    Filed: August 28, 2009
    Publication date: April 1, 2010
    Applicant: Toto Ltd.
    Inventors: Takayuki Ide, Masami Ando, Hiromi Arimitsu
  • Electrostatic chuck and method for manufacturing same
    Publication number: 20100067165
    Abstract: An electrostatic chuck includes a ceramic member containing yttrium oxide as a main component, containing cerium element and obtained by firing under a nonoxidizing atmosphere. The electrostatic chuck that has high corrosion resistant characteristics and includes a ceramic member having a low volume resistivity with a strong attracting force that utilize the Johnsen-Rahbeck force can be obtained.
    Type: Application
    Filed: August 28, 2009
    Publication date: March 18, 2010
    Applicant: Toto Ltd.
    Inventors: Masami Ando, Takayuki Ide, Hiromi Arimitsu