Patents by Inventor Hidetoshi Imaide

Hidetoshi Imaide 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).

  • Patent number: 5551876
    Abstract: A target practice apparatus which allows a trainee to shoot at a target on a moving image with live bullets. The target practice apparatus includes a screen on which a training image is projected, three or more acoustic sensors for detecting an impact sound, impact coordinate measuring section for computing the coordinates of an impact position on the screen based on detection signals from the acoustic sensors, a projector, a playback unit for supplying the projector with an image signal, a recording medium which stores a hit image and a miss image as well as the training image, a memory unit in which a hit range and a miss range are previously stored for each frame of the training image, and a data processing and controlling section which compares the detected coordinates of the impact position with data of the hit range and the miss range stored in the memory unit to perform a hit/miss judgment, selects the hit image or the miss image based on the results of the judgment, and reproduces the selected image.
    Type: Grant
    Filed: February 23, 1995
    Date of Patent: September 3, 1996
    Assignee: Babcock-Hitachi Kabushiki Kaisha
    Inventors: Sumio Koresawa, Masanori Yamazaki, Hidetoshi Imaide