Yokkaichi
Japan
2
2021-01-07
The entities that hold a legal rights for patent applications filed by inventor ITOU Ryosuke:
Ryosuke ITOU from Yokkaichi, JP has applied for patents for these inventions. The list has both pending applications and granted patents:
Method for etching bottom punch-through opening in a memory film of a multi-tier three-dimensional memory device
#2 | 2019-09-12Three-dimensional memory device containing replacement contact via structures and method of making the same
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