Patents by Inventor Estanislao Glenn Bondice

Estanislao Glenn Bondice 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).

  • Photoplethysmography (PPG) apparatus and method for determining physiological changes
    Patent number: 11944416
    Abstract: Disclosed is a photoplethysmography (PPG) apparatus (100) for determining physiological changes, comprising: a light source to emit alight signal having a variable intensity dependent on a skin characteristic; first and second photodetectors (130) operable to detect a reflection of the light signal to provide a combined current signal; and a signal processing circuit operable to convert the current signal into a PPG signal for determining the physiological changes.
    Type: Grant
    Filed: July 26, 2018
    Date of Patent: April 2, 2024
    Assignee: Nitto Denko Corporation
    Inventors: Estanislao Glenn Bondice, Suppasit Chuwatsawat, Wiputpong Klinsukon, Somchai Baotong, Visit Thaveeprungsriporn
  • Photoplethysmography (PPG) Apparatus And Method For Determining Physiological Changes
    Publication number: 20200329986
    Abstract: Disclosed is a photoplethysmography (PPG) apparatus (100) for determining physiological changes, comprising: a light source to emit alight signal having a variable intensity dependent on a skin characteristic; first and second photodetectors (130) operable to detect a reflection of the light signal to provide a combined current signal; and a signal processing circuit operable to convert the current signal into a PPG signal for determining the physiological changes.
    Type: Application
    Filed: July 26, 2018
    Publication date: October 22, 2020
    Applicant: Nitto Denko Corporation
    Inventors: Estanislao Glenn Bondice, Suppasit Chuwatsawat, Wiputpong Klinsukon, Somchai Baotong, Visit Thaveeprungsriporn