Patents by Inventor Zenichi Sakai

Zenichi Sakai 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).

  • Remote-controlled camera
    Patent number: 4998125
    Abstract: A camera for taking a photograph, comprising; a distance measure for measuring a distance between the camera and an object to be taken the photograph, wherein the distance measure irradiate a first infrared light beam onto the object for obtaining the distance; a remote controller for controlling a photo-taking operation of the camera, in which the remote controller transmits plural second infrared light beams to the camera; in which the first infrared light beam is irradiated in-between the plural second infrared light beams transmitted to the camera.
    Type: Grant
    Filed: March 20, 1990
    Date of Patent: March 5, 1991
    Assignee: Konica Corporation
    Inventors: Koji Watanabe, Kenji Miyama, Takayuki Oohisa, Koyoshige Okagakiuchi, Zenichi Sakai