Patents by Inventor Naohiro Teramoto

Naohiro Teramoto 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).

  • Method and apparatus for determining urea concentration
    Patent number: 7153693
    Abstract: A method for determining a urea concentration in an aqueous solution containing urea, includes: hydrolyzing the urea in the aqueous solution, measuring an electric conductivity ? of the aqueous solution, and determining the urea concentration in the aqueous solution from the electric conductivity ? using a correlation between the urea concentration and an electric conductivity.
    Type: Grant
    Filed: February 21, 2003
    Date of Patent: December 26, 2006
    Assignee: Toyo Engineering Corporation
    Inventors: Yoshihiro Tajiri, Takuya Hayabuchi, Naohiro Teramoto, Yasuhiko Kojima, Eiji Sakata, Haruyuki Morikawa
  • Method and apparatus for determining urea concentration
    Publication number: 20030159947
    Abstract: A method for determining a urea concentration in an aqueous solution containing urea, includes: hydrolyzing the urea in the aqueous solution, measuring an electric conductivity &khgr; of the aqueous solution, and determining the urea concentration in the aqueous solution from the electric conductivity &khgr; using a correlation between the urea concentration and an electric conductivity.
    Type: Application
    Filed: February 21, 2003
    Publication date: August 28, 2003
    Applicant: TOYO ENGINEERING CORPORATION
    Inventors: Yoshihiro Tajiri, Takuya Hayabuchi, Naohiro Teramoto, Yasuhiko Kojima, Eiji Sakata, Haruyuki Morikawa