Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
TC

Tai-An Chao

AMAMD: 3 patents #3,141 of 9,279Top 35%
San Jose, CA: #14,517 of 32,062 inventorsTop 50%
California: #149,087 of 386,348 inventorsTop 40%
Overall (All Time): #1,593,174 of 4,157,543Top 40%
3 Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7046026 Testing vias and contracts in integrated circuit Zicheng Gary Ling, Shihcheng Hsueh 2006-05-16
6784685 Testing vias and contacts in an integrated circuit Zicheng Gary Ling, Shihcheng Hsueh 2004-08-31
6503765 Testing vias and contacts in integrated circuit fabrication Zicheng Gary Ling, Shihcheng Hsueh 2003-01-07