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

Chun Yan — 2 Patents in 2021

BCBeijing E-Town Semiconductor Technology Co.: 2 patents #8 of 39Top 25%
MTMattson Technology: 2 patents #8 of 39Top 25%
San Jose, CA: #1,570 of 6,693 inventorsTop 25%
California: #13,721 of 66,859 inventorsTop 25%
Overall (2021): #171,381 of 548,734Top 35%
2 Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11195718 Spacer open process by dual plasma Tsai Wen Sung, Hua Chung, Michael X. Yang, Dixit V. Desai, Peter J. Lembesis 2021-12-07
11043393 Ozone treatment for selective silicon nitride etch over silicon Shanyu Wang, Ting Xie, Xinliang Lu, Hua Chung, Michael X. Yang 2021-06-22