Nobuaki Takashina

Nonvolatile semiconductor memory device having electrically and collectively erasable characteristics

Semiconductor memory device for selecting and deselecting blocks of word lines

Electrically erasable programmable nonvolatile semiconductor memory having dual operation function

Nonvolatile semiconductor memory that eases the dielectric strength requirements

Frasable non-volatile semiconductor memory device having read/write test function

Semiconductor memory device with electrically controllable threshold voltage

Nichtflüchtiges Halbleiterspeicherbauelement, welches die Anforderungen an dessen Spannungsfestigkeit verringert A non-volatile semiconductor memory device which reduces the requirements for the withstand voltage

Semiconductor device fabrication process

Enhancement-mode NMOS transistor

Verfahren zur Herstellung einer Halbleiteranordnung A process for producing a semiconductor device