Inventor
SEKIGUCHI TOMONORI
JP123 patents
⚠️ This page may combine multiple inventors who share the name “SEKIGUCHI TOMONORI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
36 patentsUS6535435B2Mar 18, 2003
Reference voltage generator permitting stable operation
HITACHI LTD82 citations98
US6335893B1Jan 1, 2002
Semiconductor integrated circuit device
HITACHI LTD91 citations98
US6501672B1Dec 31, 2002
Dynamic random access memory (DRAM) capable of canceling out complementary noise developed in plate electrodes of memory cell capacitors
HITACHI LTD40 citations96
US5886943AMar 23, 1999
Semiconductor memory having a hierarchical data line structure
HITACHI LTD58 citations96
US7603592B2Oct 13, 2009
Semiconductor device having a sense amplifier array with adjacent ECC
HITACHI LTD50 citations93
US7574648B2Aug 11, 2009
Semiconductor device
HITACHI LTD28 citations93
US7492655B2Feb 17, 2009
Memory device having high speed sense amplifier comprising pull-up circuit and pull-down circuits with drivability for each
HITACHI LTD13 citations93
US7489588B2Feb 10, 2009
Semiconductor memory device having a main amplifier equipped with a current control circuit in a burst read operation
HITACHI LTD18 citations93
US7304910B1Dec 4, 2007
Semiconductor memory device with sub-amplifiers having a variable current source
HITACHI LTD23 citations93
US7224629B2May 29, 2007
Memory device having high speed sense amplifier comprising pull-up circuit and pull-down circuits with different drivability for each
HITACHI LTD18 citations93
US6882557B2Apr 19, 2005
Semiconductor memory device
HITACHI LTD20 citations93
US6809364B2Oct 26, 2004
Semiconductor integrated circuit device and a method of manufacture thereof
HITACHI LTD24 citations93
US6668344B1Dec 23, 2003
Semiconductor integrated circuit with memory redundancy circuit
HITACHI LTD28 citations93
US6625051B2Sep 23, 2003
Semiconductor integrated circuit
HITACHI LTD13 citations93
US6621110B1Sep 16, 2003
Semiconductor intergrated circuit device and a method of manufacture thereof
HITACHI LTD34 citations93
US6617205B1Sep 9, 2003
Semiconductor storage device and process for manufacturing the same
HITACHI LTD14 citations93
US6495870B1Dec 17, 2002
Semiconductor device and method for patterning the semiconductor device in which line patterns terminate at different lengths to prevent the occurrence of a short or break
HITACHI LTD25 citations93
US6477100B2Nov 5, 2002
Semiconductor memory device with over-driving sense amplifier
HITACHI LTD40 citations93
US6426889B2Jul 30, 2002
Semiconductor integrated circuit
HITACHI LTD20 citations93
US6407420B1Jun 18, 2002
Integrated circuit device having line width determined by side wall spacer provided in openings formed in insulating film for connection conductors
HITACHI LTD45 citations93
US6400596B2Jun 4, 2002
Semiconductor memory device using open data line arrangement
HITACHI LTD22 citations93
US6278628B1Aug 21, 2001
Semiconductor integrated circuit
HITACHI LTD16 citations93
US6097623AAug 1, 2000
Ferroelectric memory device having two columns of memory cells precharged to separate voltages
HITACHI LTD28 citations93
US5910911AJun 8, 1999
Semiconductor memory and process of operating the same
HITACHI LTD37 citations93
US6756262B1Jun 29, 2004
Semiconductor integrated circuit device having spaced-apart electrodes and the method thereof
HITACHI LTD46 citations92
US7894232B2Feb 22, 2011
Semiconductor device having user field and vendor field
HITACHI LTD8 citations84
US7876627B2Jan 25, 2011
Semiconductor memory device having a sense amplifier circuit with decreased offset
HITACHI LTD10 citations84
US7843751B2Nov 30, 2010
Semiconductor memory device comprising sense amplifier having P-type sense amplifier and N-type sense amplifiers with different threshold voltages
HITACHI LTD9 citations84
US7835171B2Nov 16, 2010
Semiconductor memory device
HITACHI LTD16 citations84
US7706208B2Apr 27, 2010
Semiconductor memory device
HITACHI LTD8 citations84
US7659769B2Feb 9, 2010
Semiconductor device
HITACHI LTD9 citations84
US7495943B2Feb 24, 2009
Semiconductor memory device
HITACHI LTD12 citations84
US7173838B2Feb 6, 2007
Content addressable memory device
HITACHI LTD12 citations84
US6661048B2Dec 9, 2003
Semiconductor memory device having self-aligned wiring conductor
HITACHI LTD15 citations84
US6545902B2Apr 8, 2003
Ferroelectric memory device
HITACHI LTD14 citations84
US6538945B2Mar 25, 2003
Sense amplifiers having reduced Vth deviation
HITACHI LTD17 citations84
ELPIDA MEMORY INC
7 patentsUS6992343B2Jan 31, 2006
Semiconductor memory device
ELPIDA MEMORY INC25 citations93
US8964478B2Feb 24, 2015
Semiconductor device
ELPIDA MEMORY INC7 citations84
US7969765B2Jun 28, 2011
Sense amplifier for semiconductor memory device
ELPIDA MEMORY INC11 citations84
US7933141B2Apr 26, 2011
Semiconductor memory device
ELPIDA MEMORY INC12 citations84
US7903449B2Mar 8, 2011
Semiconductor memory device
ELPIDA MEMORY INC11 citations84
US7804700B2Sep 28, 2010
Semiconductor memory device with reduced coupling noise
ELPIDA MEMORY INC9 citations84
US7193884B2Mar 20, 2007
Semiconductor memory device
ELPIDA MEMORY INC12 citations84
RENESAS TECH CORP
2 patentsSAEN MAKOTO
1 patentHITACHI LTD INTELLECTUAL PROPE
1 patentHITACHI ULSI SYS CO LTD
1 patentTAKAYAMA SHINICHI
1 patentAKIYAMA SATORU
1 patentShowing the top 50 of 123 patents by PatentIndex Score.