Patents/Inventors

Christopher Kar-heng Cheng

Portland, ORUS4 patents

6 Patents

US124846182025
Electronic Devices for Aerosolizing and Inhaling Liquid Having Diaphragm and a Pressure Sensor
QNOVIA, Inc.
0 cites
US124716252025
Electronic Devices and Liquids for Aerosolizing and Inhaling Therewith
QNOVIA, Inc.
0 cites
US124716302025
Electronic Devices for Aerosolizing and Inhaling Liquid Having Diaphragm and a Pressure Sensor
QNOVIA, Inc.
0 cites
US122796502025
Electronic Devices for Aerosolizing and Inhaling Liquid Having an Enclosed Interior Air Passageway with Diaphragm and Pressure Sensor
0 cites
US120115352024
Electronic Devices and Liquids for Aerosolizing and Inhaling Therewith
QNOVIA, Inc.
0 cites
US119252072024
Electronic Devices for Aerosolizing and Inhaling Liquid Having Diaphragm and a Pressure Sensor
QNOVIA, Inc.
0 cites