204798 ⎘
Details of vacuum tubes of the types covered by group; Electron-emitting electrodes; Cathodes; Thermionic cathodes Cathodes heated directly by an electric current
Electrode component for generating large area atmospheric pressure plasma
#2Method for sterilizing ambient air using plasma-based smart window
#3Thin-film electrochemical device, method of making a thin-film electrochemical device, and energy converting device
#4Method of manufacturing an article with integral active electronic component
#5Vacuum tube
#6Printed active device with a 3D thermionic electronic component
#7Hall-effect motor in which the temperature of the cathode-heating device is controlled