KT

Keishi TSUKIYAMA

AG Agc: 3 patents #235 of 954Top 25%
Overall (All Time): #1,330,128 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12298660 Reflective mask blank for EUV lithography, reflective mask for EUV lithography, and method for manufacturing same Hirotomo Kawahara, Daijiro AKAGI, Hiroaki IWAOKA, Toshiyuki Uno, Michinori Suehara 2025-05-13
12124164 Reflective mask blank and reflective mask Daijiro AKAGI, Takuma Kato, Toshiyuki Uno, Hiroshi Hanekawa, Ryusuke OISHI +3 more 2024-10-22
11953822 Reflective mask blank for EUV lithography, reflective mask for EUV lithography, and method for manufacturing same Hirotomo Kawahara, Daijiro AKAGI, Hiroaki IWAOKA, Toshiyuki Uno, Michinori Suehara 2024-04-09