Patents by Inventor Tetsuya OHHASHI

Tetsuya OHHASHI 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).

  • Monitoring method, monitoring system, and program
    Patent number: 11428527
    Abstract: Disclosed is a monitoring method wherein: a target is prepared using terrain model data including terrain location information; at a first time, an image of the target is picked up by means of an image pickup unit of a surveying device, and first image data is generated; at a second time after the first time, an image of the target is picked by means of the image pickup unit of the surveying device, and second image data is generated; and displacement of the target is detected using a first image based on the first image data, and a second image based on the second image data.
    Type: Grant
    Filed: July 29, 2016
    Date of Patent: August 30, 2022
    Assignee: NIKON-TRIMBLE CO., LTD.
    Inventor: Tetsuya Ohhashi
  • MONITORING METHOD, MONITORING SYSTEM, AND PROGRAM
    Publication number: 20200326187
    Abstract: Disclosed is a monitoring method wherein: a target is prepared using terrain model data including terrain location information; at a first time, an image of the target is picked up by means of an image pickup unit of a surveying device, and first image data is generated; at a second time after the first time, an image of the target is picked by means of the image pickup unit of the surveying device, and second image data is generated; and displacement of the target is detected using a first image based on the first image data, and a second image based on the second image data.
    Type: Application
    Filed: July 29, 2016
    Publication date: October 15, 2020
    Inventor: Tetsuya OHHASHI