Patents
.us
Search
Marketplace
Patent My Idea
Patents
/
Inventors
Cheng-min Chang
Keelung
TW
1 patent
2 Patents
US12500407
2025
Clamping Circuit
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
0 cites
US11658599
2023
Voltage Measurement Device for Pulse-width Modulation Signals, Motor Driving Device and Method Thereof
INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
0 cites