YC

Yao-Yu Chang

Overall (All Time): #1,739,657 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12429440 Wafer measurement system using time-of-flight medium-energy ion scattering signal Yu-Chiang Pao, Yuh-Yih Lu, Kyu-Sang Yoo, Soo-Bang Kim 2025-09-30
11813601 Thermal cracking system 2023-11-14