Gas etching device including an upper cover, a lower cover and a gas spraying element
KR20190084425A
Vertical type light emitting diode die and method for fabricating the same
JP2019114651A
Structure of vertical light-emitting diode die and manufacturing method thereof
US2019189836A1
Vertical type light emitting diode die and method for fabricating the same
CN109841707A
The structure and its manufacturing method of vertical type light emitting diode crystal grain
TW201924100A
Vertical type light-emitting diode crystal grain structure and manufacturing method thereof having a high thermal conductivity and low coefficient of thermal expansion and initial permeability
KR20140078510A
Single-Row Standup-Pin Type Packaging Structure
JP2014045125A
Gas-phase etching device including multi-chamber
CN103594314A
Gas phase etching equipment with multiple cavities