Chin San Han

8 Patents

• US122198772025

  Multi-element Piezo Sensors for Physiological Measurements

  Apple Inc.

  0 cites
• US122079052025

  Pressure Sensing in Portable Electronic Devices

  Apple Inc.

  0 cites
• US121614472024

  Reflective Surfaces for PPG Signal Detection

  Apple Inc.

  0 cites
• US120722882024

  Multiple Light Paths Architecture and Obscuration Methods for Signal and Perfusion Index Optimization

  Apple Inc.

  0 cites
• US118394502023

  Pressure Sensor Module for Wearable Applanation Tonometer

  Apple Inc.

  0 cites
• US118394512023

  Sensing Structure for Pulse-wave Velocity Measurement

  Apple Inc.

  0 cites
• US116278872023

  PPG Sensor Having Light Arrival Angle Control at Detector

  Apple Inc.

  0 cites
• US116246672023

  Interface Pressure Sensor System for Electronic Device

  Apple Inc.

  0 cites