Inventor
YAMAGATA YASUSHI
JP16 patents
⚠️ This page may combine multiple inventors who share the name “YAMAGATA YASUSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NEC CORP
8 patentsUS5362358ANov 8, 1994
Dry etching apparatus and method of forming a via hole in an interlayer insulator using same
NEC CORP47 citations95
US5677875AOct 14, 1997
Non-volatile semiconductor memory device configured to minimize variations in threshold voltages of non-written memory cells and potentials of selected bit lines
NEC CORP40 citations92
US5282160AJan 25, 1994
Non-volatile semiconductor memory having double gate structure
NEC CORP52 citations92
US5210053AMay 11, 1993
Method for fabricating semiconductor device
NEC CORP24 citations92
US5070378ADec 3, 1991
Eprom erasable by uv radiation having redundant circuit
NEC CORP42 citations92
US5535158AJul 9, 1996
Non-volatile semiconductor memory device and method for erasure and production thereof
NEC CORP20 citations83
US5441595AAug 15, 1995
Dry etching apparatus and method of forming a via hole in an interlayer insulator using same
NEC CORP19 citations81
US5331592AJul 19, 1994
Non-volatile semiconductor memory device with erasure control circuit
NEC CORP13 citations73
RENESAS ELECTRONICS CORP
6 patentsUS9646679B2May 9, 2017
Semiconductor device with mode designation and substrate bias circuits
RENESAS ELECTRONICS CORP6 citations84
US11676655B2Jun 13, 2023
Semiconductor integrated circuit device and wearable device
RENESAS ELECTRONICS CORP1 citations73
US11373700B2Jun 28, 2022
Semiconductor integrated circuit device with SOTE and MOS transistors
RENESAS ELECTRONICS CORP1 citations73
US10311943B2Jun 4, 2019
Semiconductor integrated circuit device and wearable device
RENESAS ELECTRONICS CORP3 citations73
US9959924B2May 1, 2018
Semiconductor integrated circuit device and wearable device
RENESAS ELECTRONICS CORP3 citations73
US10014067B2Jul 3, 2018
Semiconductor device and manufacturing method thereof
RENESAS ELECTRONICS CORP0 citations41