Patent ID: 8569826

Claim:
A nonvolatile semiconductor memory device comprising: a first stacked structure including a plurality of first electrode films stacked in a first direction and a first interelectrode insulating film provided between the plurality of first electrode films; a first select gate electrode stacked with the first stacked structure along the first direction, the first select gate electrode including a plurality of first select gate conductive films stacked in the first direction and a first inter-select gate conductive film insulating film provided between the plurality of first select gate conductive films; a first semiconductor pillar piercing the first stacked structure, the plurality of first select gate conductive films and the first inter-select gate conductive film insulating film in the first direction; a first memory layer provided between the plurality of first electrode films and the first semiconductor pillar; a first inner insulating film provided between the first memory layer and the first semiconductor pillar; a first outer insulating film provided between the first memory layer and the plurality of first electrode films; and a first select gate insulating film provided between the plurality of first select gate conductive films and the first semiconductor pillar.