Patents/Inventors

Naoko Sumitani

TokyoJP1 patent

2 Patents

US122973762025
Silica Particle and Production Method Therefor, Silica Sol, Polishing Composition, Polishing Method, Method for Producing Semiconductor Wafer and Method for Producing Semiconductor Device
Mitsubishi Chemical Corporation
0 cites
US118624702024
Silica Particle and Production Method Therefor, Silica Sol, Polishing Composition, Polishing Method, Method for Producing Semiconductor Wafer and Method for Producing Semiconductor Device
Mitsubishi Chemical Corporation
0 cites