NA

Norihisa Arai

KT Kabushiki Kaisha Toshiba: 30 patents #831 of 21,451Top 4%
Overall (All Time): #125,159 of 4,157,543Top 4%
30
Patents All Time

Issued Patents All Time

Showing 26–30 of 30 patents

Patent #TitleCo-InventorsDate
5933731 Semiconductor device having gate oxide films having different thicknesses and manufacturing method thereof Masao Tanimoto 1999-08-03
5841174 Semiconductor apparatus including semiconductor devices operated by plural power supplies 1998-11-24
5716863 Method of manufacturing semiconductor device having elements different in gate oxide thickness and resistive elements 1998-02-10
5469397 Semiconductor memory device with a reference potential generator Chiaki Hoshino 1995-11-21
5389808 Non-volatile semiconductor memory with increased capacitance between floating and control gates 1995-02-14