Patents/Inventors

Chang-yu Tsai

TaichungTW11 patents

11 Patents

US125281782026
Tool Box Assembly
0 cites
US124915672025
Hand Tool Holding Structure
0 cites
US124551532025
Tape Structure
0 cites
US124397342025
Semiconductor Device Comprising Electron Blocking Layer
EPISTAR CORPORATION
0 cites
US123115252025
Hand Tool Holder Structure
0 cites
US123007642025
Semiconductor Device Comprising Electron Blocking Layer
EPISTAR CORPORATION
0 cites
US120648632024
Tool Box Structure
0 cites
US117870182023
Rotation Wrench
0 cites
US116886902023
Semiconductor Device Comprising Electron Blocking Layer
EPISTAR CORPORATION
0 cites
US116298452023
Clamp Lamp
Qisda Corporation
0 cites
US116007462023
Semiconductor Device Comprising Electron Blocking Layer
EPISTAR CORPORATION
0 cites