DZ

Du Zhang

TL Tokyo Electron Limited: 4 patents #30 of 785Top 4%
📍 Albany, NY: #17 of 157 inventorsTop 15%
🗺 New York: #451 of 9,062 inventorsTop 5%
Overall (2025): #37,369 of 469,880Top 8%
4
Patents 2025

Issued Patents 2025

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
12424447 Method to selectively etch silicon nitride to silicon oxide using water crystallization Yu-Hao Tsai, Mingmei Wang 2025-09-23
12400863 Method for etching for semiconductor fabrication Yu-Hao Tsai, Mingmei Wang, Takatoshi Orui, Motoi Takahashi, Masahiko Yokoi +2 more 2025-08-26
12308212 In-situ adsorbate formation for plasma etch process Yu-Hao Tsai, Masahiko Yokoi, Yoshihide Kihara, Mingmei Wang 2025-05-20
12237172 Etch process for oxide of alkaline earth metal Christophe Vallee, Mingmei Wang 2025-02-25