Patents by Inventor Nebuaki Date

Nebuaki Date 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).

  • Camera having a sound-making element
    Patent number: 4322146
    Abstract: The present invention relates to a camera having a sound-making element provided at a suitable position thereof in which sound signals are used as warning signals or confirming signals for operation of a self-timer.Sound control of said sound-making element is done by using counting signals of a binary counter which digitally controls the camera.Sound signals as warning signals and those as confirming signals for operation of a self-timer are distinguished by a difference in oscillation pulses.
    Type: Grant
    Filed: May 20, 1980
    Date of Patent: March 30, 1982
    Assignee: Canon Kabushiki Kaisha
    Inventors: Masami Shimizu, Masanori Uchidoi, Nebuaki Date, Hiroshi Aizawa