Patents Assigned to LEESTECH SYSTEM CO.,LTD.
  • Headgear-type device for hazardous air quality warning and air quality improvement
    Patent number: 11857339
    Abstract: Disclosed is a headgear-type device for hazardous air quality warning and air quality improvement, wherein the device can collect biometric information of a worker, wired and wireless communications, and information about the quality of outside air around the worker so as to warn the worker of a hazard or improve air quality at the site.
    Type: Grant
    Filed: August 6, 2020
    Date of Patent: January 2, 2024
    Assignee: LEESTECH SYSTEM CO., LTD.
    Inventors: Jae Hong Lee, Soon Wi Kim, Won Sik Lee, Hyun Sik Lee, Na Young Lee, Soon Hyang Lee
  • HEADGEAR-TYPE DEVICE FOR HAZARDOUS AIR QUALITY WARNING AND AIR QUALITY IMPROVEMENT
    Publication number: 20220330905
    Abstract: Disclosed is a headgear-type device for hazardous air quality warning and air quality improvement, wherein the device can collect biometric information of a worker, wired and wireless communications, and information about the quality of outside air around the worker so as to warn the worker of a hazard or improve air quality at the site.
    Type: Application
    Filed: August 6, 2020
    Publication date: October 20, 2022
    Applicant: LEESTECH SYSTEM CO.,LTD.
    Inventors: Jae Hong LEE, Soon Wi KIM, Won Sik LEE, Hyun Sik LEE, Na Young LEE, Soon Hyang LEE