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

Eunsuk Ko — 4 Patents

Lam Research: 4 patents #662 of 2,128Top 35%
San Jose, CA: #12,320 of 32,062 inventorsTop 40%
California: #124,610 of 386,348 inventorsTop 35%
Overall (All Time): #1,070,733 of 4,157,543Top 30%
4 Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
12272570 Systems and methods for metastable activated radical selective strip and etch using dual plenum showerhead Dengliang Yang, Haoquan Fang, David Cheung, Gnanamani Amburose, Wei Luo +1 more 2025-04-08
12272571 Systems and methods for metastable activated radical selective strip and etch using dual plenum showerhead Dengliang Yang, Haoquan Fang, David Cheung, Gnanamani Amburose, Wei Luo +1 more 2025-04-08
12211709 Systems and methods for metastable activated radical selective strip and etch using dual plenum showerhead Dengliang Yang, Haoquan Fang, David Cheung, Gnanamani Amburose, Weiyi Luo +1 more 2025-01-28
11694911 Systems and methods for metastable activated radical selective strip and etch using dual plenum showerhead Dengliang Yang, Haoquan Fang, David Cheung, Gnanamani Amburose, Weiyi Luo +1 more 2023-07-04