Patents by Inventor Motoaki Takaoka

Motoaki Takaoka 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).

  • Temperature measuring apparatus
    Patent number: 4679157
    Abstract: A temperature measuring apparatus utilizing the temperature dependence of the characteristics of fluorescence and afterglow emitted from a fluorescent substance by exciting the substance. The fluorescence and afterglow emitted by the excited fluorescent substance are detected and converted to electric signals. The fluorescence signal and afterglow signal are integrated for a predetermined period of time to obtain an integral amount of light. The temperature is determined by comparing the integral amount of light with the temperature characteristics of an integral amount of light preset for the fluorescent substance.
    Type: Grant
    Filed: September 13, 1984
    Date of Patent: July 7, 1987
    Assignee: Omron Tateisi Electronics Co.
    Inventors: Masao Hirano, Motoaki Takaoka, Mikihiko Shimura