AU

Akira Umezawa

KT Kabushiki Kaisha Toshiba: 5 patents #62 of 1,959Top 4%
Overall (2005): #8,140 of 245,428Top 4%
5
Patents 2005

Issued Patents 2005

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6961268 Nonvolatile semiconductor memory device with MOS transistors each having a floating gate and a control gate 2005-11-01
6943402 Nonvolatile semiconductor memory device including MOS transistors each having a floating gate and control gate Shigeru Nagasaka, Fumitaka Arai 2005-09-13
6940754 Channel erase type nonvolatile semiconductor memory device and electronic card and electronic apparatus using the device 2005-09-06
6940762 Semiconductor memory device including MOS transistor having a floating gate and a control gate 2005-09-06
6856543 Semiconductor integrated circuit device with erasable and programmable fuse memory Shigeru Atsumi, Masao Kuriyama, Hironori Banba, Tadayuki Taura, Hidetoshi Saito 2005-02-15