YC

Ya-Ming Chen

TL Tokyo Electron Limited: 5 patents #1,450 of 5,567Top 30%
Overall (All Time): #900,906 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12341009 Variable hardness amorphous carbon mask Shihsheng Chang, Andrew Metz, Yun Han, Kai-Hung Yu, Eric Chih-Fang Liu 2025-06-24
12300468 Method of uniformity control Shyam Sridhar, Peter Ventzek, Mitsunori Ohata, Alok Ranjan 2025-05-13
12217935 Plasma processing methods using multiphase multifrequency bias pulses Shyam Sridhar, Peter Ventzek, Alok Ranjan 2025-02-04
12040176 Technologies for high aspect ratio carbon etching with inserted charge dissipation layer Shihsheng Chang, Andrew Metz, Yun Han, Minjoon Park 2024-07-16
12009211 Method for highly anisotropic etching of titanium oxide spacer using selective top-deposition Katie Lutker-Lee, Eric Chih-Fang Liu, Angelique Raley, Stephanie Oyola-Reynoso, Shihsheng Chang 2024-06-11