Patents by Inventor Saki HORITA

Saki HORITA 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).

  • Electro-optical distance meter
    Patent number: 11754679
    Abstract: An electro-optical distance meter includes a light source configured to emit light for distance measurement, a detector configured to receive the light and generate a distance measurement signal, a calculator configured to measure the distance from the distance measurement signal, an external optical path configured to guide the light from the light source to a target as measurement light, an internal optical path configured to guide the light from the light source directly to the detector as reference light, and a liquid shutter that can select one of the external and internal optical paths as the optical path through which the light from the light source travels by switching a region of light-blocking liquid.
    Type: Grant
    Filed: March 26, 2019
    Date of Patent: September 12, 2023
    Assignee: TOPCON CORPORATION
    Inventors: Nobuyuki Nishita, Takashi Takahashi, Tatsuya Kojima, Saki Horita
  • ELECTRO-OPTICAL DISTANCE METER
    Publication number: 20190302233
    Abstract: An electro-optical distance meter includes a light source configured to emit light for distance measurement, a detector configured to receive the light and generate a distance measurement signal, a calculator configured to measure the distance from the distance measurement signal, an external optical path configured to guide the light from the light source to a target as measurement light, an internal optical path configured to guide the light from the light source directly to the detector as reference light, and a liquid shutter that can select one of the external and internal optical paths as the optical path through which the light from the light source travels by switching a region of light-blocking liquid.
    Type: Application
    Filed: March 26, 2019
    Publication date: October 3, 2019
    Applicant: TOPCON CORPORATION
    Inventors: Nobuyuki NISHITA, Takashi TAKAHASHI, Tatsuya KOJIMA, Saki HORITA