Inventor
WATANABE YOHJI
JP41 patents
⚠️ This page may combine multiple inventors who share the name “WATANABE YOHJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOSHIBA KK
33 patentsUS5483482AJan 9, 1996
Semiconductor memory device having bidirectional potential barrier switching element
TOSHIBA KK75 citations96
US5289413AFeb 22, 1994
Dynamic semiconductor memory device with high-speed serial-accessing column decoder
TOSHIBA KK75 citations96
US4943745AJul 24, 1990
Delay circuit for semiconductor integrated circuit devices
TOSHIBA KK76 citations96
US6834016B2Dec 21, 2004
Semiconductor memory device having redundancy system
TOSHIBA KK18 citations93
US6603689B2Aug 5, 2003
Semiconductor memory device having redundancy system
TOSHIBA KK22 citations93
US6272061B1Aug 7, 2001
Semiconductor integrated circuit device having fuses and fuse latch circuits
TOSHIBA KK35 citations93
US5636158AJun 3, 1997
Irregular pitch layout for a semiconductor memory device
TOSHIBA KK46 citations93
US5546349AAug 13, 1996
Exchangeable hierarchical data line structure
TOSHIBA KK46 citations93
US5434821AJul 18, 1995
Dynamic semiconductor memory device having sense amplifier with compensated offset voltage
TOSHIBA KK41 citations93
US5274596ADec 28, 1993
Dynamic semiconductor memory device having simultaneous operation of adjacent blocks
TOSHIBA KK41 citations93
US5023476AJun 11, 1991
Semiconductor device with power supply mode-change controller for reliability testing
TOSHIBA KK29 citations93
US4967395AOct 30, 1990
Dram with (1/2)VCC precharge and selectively operable limiting circuit
TOSHIBA KK32 citations93
US4833341AMay 23, 1989
Semiconductor device with power supply voltage converter circuit
TOSHIBA KK41 citations93
US4780854AOct 25, 1988
Semiconductor integrated circuit device
TOSHIBA KK35 citations93
US7079432B2Jul 18, 2006
Semiconductor storage device formed to optimize test technique and redundancy technology
TOSHIBA KK13 citations92
US6741509B2May 25, 2004
Semiconductor storage device formed to optimize test technique and redundancy technology
TOSHIBA KK29 citations92
US6343038B1Jan 29, 2002
Semiconductor memory device of shared sense amplifier system
TOSHIBA KK33 citations92
US8027216B2Sep 27, 2011
Semiconductor memory device
TOSHIBA KK8 citations84
US6856561B2Feb 15, 2005
Semiconductor memory device
TOSHIBA KK12 citations84
US6337821B1Jan 8, 2002
Dynamic random access memory having continuous data line equalization except at address translation during data reading
TOSHIBA KK14 citations84
US6055197AApr 25, 2000
Semiconductor memory device with simultaneously activated elements and a redundancy scheme thereof
TOSHIBA KK17 citations84
US5991211ANov 23, 1999
Semiconductor memory device with redundancy control circuits
TOSHIBA KK18 citations84
US4814686AMar 21, 1989
FET reference voltage generator which is impervious to input voltage fluctuations
TOSHIBA KK20 citations82
US6373772B2Apr 16, 2002
Semiconductor integrated circuit device having fuses and fuse latch circuits
TOSHIBA KK13 citations74
US6301144B1Oct 9, 2001
Semiconductor memory device
TOSHIBA KK9 citations74
US6108254AAug 22, 2000
Dynamic random access memory having continuous data line equalization except at address transition during data reading
TOSHIBA KK8 citations74
US5699294ADec 16, 1997
Semiconductor memory device having bidirectional potential barrier switching element
TOSHIBA KK5 citations74
US6876588B2Apr 5, 2005
Semiconductor storage device formed to optimize test technique and redundancy technology
TOSHIBA KK8 citations73
US7888769B2Feb 15, 2011
Semiconductor integrated circuit device
TOSHIBA KK6 citations63
US6021061AFeb 1, 2000
Semiconductor memory device
TOSHIBA KK5 citations63
US7218560B2May 15, 2007
Semiconductor memory device
TOSHIBA KK3 citations62
US7732840B2Jun 8, 2010
Semiconductor device
TOSHIBA KK1 citations52
US5933371AAug 3, 1999
Write amplifier for use in semiconductor memory device
TOSHIBA KK1 citations52
IBM
6 patentsUS5499211AMar 12, 1996
Bit-line precharge current limiter for CMOS dynamic memories
IBM57 citations96
US5963489AOct 5, 1999
Method and apparatus for redundancy word line replacement in a repairable semiconductor memory device
IBM43 citations93
US5544113AAug 6, 1996
Random access memory having a flexible array redundancy scheme
IBM26 citations93
US5994937ANov 30, 1999
Temperature and power supply adjusted address transition detector
IBM19 citations92
US5561636AOct 1, 1996
Random access memory with a simple test arrangement
IBM18 citations74
US5517442AMay 14, 1996
Random access memory and an improved bus arrangement therefor
IBM14 citations74