HC

Hao Chang

CC China Academy Of Railway Sciences Corporation: 1 patents #4 of 51Top 8%
TSMC: 1 patents #2,264 of 4,162Top 55%
📍 Shanghai, CA: #204 of 488 inventorsTop 45%
Overall (2024): #163,761 of 561,600Top 30%
2
Patents 2024

Issued Patents 2024

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12107873 Blockchain-based intrusion detection system for railway signals Qichang Li, Ran Zhao, Bingyue Lin, Hua Zhang, Gang Li +18 more 2024-10-01
12019370 Method and system for manufacturing a semiconductor device Wei Huang, Yao-Hwan Kao 2024-06-25