John Chang

9 Patents

• US125851822026

  Overlay Correction for Advanced Integrated-circuit Devices

  Onto Innovation Inc.

  0 cites
• US124339742025

  Breast Pump Systems and Methods

  Willow Innovations, Inc.

  0 cites
• US123702922025

  Breast Pump Assembly

  Willow Innovations, Inc.

  0 cites
• US123227782025

  Compact Temperature Control System and Method for Energy Modules

  Eaglepicher Technologies, LLC

  0 cites
• US122081852025

  Breast Pump Housing and Flange Assembly

  Willow Innovations, Inc.

  0 cites
• US119512382024

  Breast Pump Assembly and Methods

  Willow Innovations, Inc.

  0 cites
• USD09981372023

  Flange for a Breast Pump

  Willow Innovations, Inc.

  0 cites
• US116603802023

  Breast Pump System with Collection Container

  Willow Innovations, Inc.

  0 cites
• USD09776252023

  Breast Pump

  Willow Innovations, Inc.

  0 cites