Inventor
KASAGI YASUO
JP11 patents
⚠️ This page may combine multiple inventors who share the name “KASAGI YASUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SANDISK TECHNOLOGIES LLC
8 patentsUS10020363B2Jul 10, 2018
Bulb-shaped memory stack structures for direct source contact in three-dimensional memory device
SANDISK TECHNOLOGIES LLC51 citations97
US10008570B2Jun 26, 2018
Bulb-shaped memory stack structures for direct source contact in three-dimensional memory device
SANDISK TECHNOLOGIES LLC62 citations97
US9985098B2May 29, 2018
Bulb-shaped memory stack structures for direct source contact in three-dimensional memory device
SANDISK TECHNOLOGIES LLC85 citations97
US9876031B1Jan 23, 2018
Three-dimensional memory device having passive devices at a buried source line level and method of making thereof
SANDISK TECHNOLOGIES LLC113 citations97
US10381443B2Aug 13, 2019
Bulb-shaped memory stack structures for direct source contact in three-dimensional memory device
SANDISK TECHNOLOGIES LLC28 citations93
US9991282B1Jun 5, 2018
Three-dimensional memory device having passive devices at a buried source line level and method of making thereof
SANDISK TECHNOLOGIES LLC26 citations93
US10381373B2Aug 13, 2019
Three-dimensional memory device having a buried source line extending to scribe line and method of making thereof
SANDISK TECHNOLOGIES LLC36 citations88
US11778818B2Oct 3, 2023
Three-dimensional memory device with punch-through-resistant word lines and methods for forming the same
SANDISK TECHNOLOGIES LLC3 citations71
NIPPON STEEL CORP
3 patentsUS5502006AMar 26, 1996
Method for forming electrical contacts in a semiconductor device
NIPPON STEEL CORP24 citations92
US5773890AJun 30, 1998
Semiconductor device that prevents peeling of a titanium nitride film
NIPPON STEEL CORP33 citations91
US5672907ASep 30, 1997
Semiconductor device having character in BPSG film
NIPPON STEEL CORP6 citations73