Inventor
HAZAMA KATSUKI
JP37 patents
⚠️ This page may combine multiple inventors who share the name “HAZAMA KATSUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON STEEL CORP
22 patentsUS6023781AFeb 8, 2000
Multilevel semiconductor memory, write/read method thereto/therefrom and storage medium storing write/read program
NIPPON STEEL CORP116 citations98
US6895543B2May 17, 2005
Multilevel semiconductor memory, write/read method thereto/therefrom and storage medium storing write/read program
NIPPON STEEL CORP59 citations96
US5515321AMay 7, 1996
Data reading method in semiconductor storage device capable of storing three- or multi-valued data in one memory cell
NIPPON STEEL CORP50 citations96
US6853581B2Feb 8, 2005
Multilevel semiconductor memory, write/read method thereto/therefrom and storage medium storing write/read program
NIPPON STEEL CORP12 citations92
US6260172B1Jul 10, 2001
Semiconductor device with logic rewriting and security protection function
NIPPON STEEL CORP46 citations92
US6234902B1May 22, 2001
Data carrier, game machine using data carrier, information communication method, information communication, automated travelling control system and storing medium
NIPPON STEEL CORP38 citations92
US6201275B1Mar 13, 2001
Semiconductor device having semiconductor regions of different conductivity types isolated by field oxide, and method of manufacturing the same
NIPPON STEEL CORP23 citations92
US6089460AJul 18, 2000
Semiconductor device with security protection function, ciphering and deciphering method thereof, and storage medium for storing software therefor
NIPPON STEEL CORP37 citations92
US6171916B1Jan 9, 2001
Semiconductor device having buried gate electrode with silicide layer and manufacture method thereof
NIPPON STEEL CORP36 citations90
US6525370B1Feb 25, 2003
Semiconductor device including transistor with composite gate structure and transistor with single gate structure and method for manufacturing the same
NIPPON STEEL CORP13 citations84
US6913973B2Jul 5, 2005
Semiconductor device including transistor with composite gate structure and transistor with single gate structure, and method for manufacturing the same
NIPPON STEEL CORP10 citations82
US6857099B1Feb 15, 2005
Multilevel semiconductor memory, write/read method thereto/therefrom and storage medium storing write/read program
NIPPON STEEL CORP11 citations82
US6787844B2Sep 7, 2004
Semiconductor device including transistor with composite gate structure and transistor with single gate structure, and method for manufacturing the same
NIPPON STEEL CORP10 citations82
US6339548B1Jan 15, 2002
Data reading method in semiconductor storage device capable of storing three- or multi-valued data in one memory cell
NIPPON STEEL CORP5 citations74
US6144585ANov 7, 2000
Semiconductor storage device for storing three-or multi-valued data in one memory cell
NIPPON STEEL CORP6 citations74
US5780890AJul 14, 1998
Nonvolatile semiconductor memory device and a method of writing data in the same
NIPPON STEEL CORP10 citations74
US6482692B2Nov 19, 2002
Method of manufacturing a semiconductor device, having first and second semiconductor regions with field shield isolation structures and a field oxide film covering a junction between semiconductor regions
NIPPON STEEL CORP9 citations73
US5856691AJan 5, 1999
Element-to-element interconnection in semiconductor device
NIPPON STEEL CORP4 citations63
US5780894AJul 14, 1998
Nonvolatile semiconductor memory device having stacked-gate type transistor
NIPPON STEEL CORP6 citations63
US5682347AOct 28, 1997
Data reading method in semiconductor storage device capable of storing three-or multi-valued data in one memory cell
NIPPON STEEL CORP1 citations63
US6656781B2Dec 2, 2003
Method of manufacturing a semiconductor device, having first and second semiconductor regions with field shield isolation structures and a field oxide film covering a junction between semiconductor regions
NIPPON STEEL CORP0 citations51
US6486013B2Nov 26, 2002
Method of manufacturing a semiconductor device having regions of different conductivity types isolated by field oxide
NIPPON STEEL CORP0 citations51
PEGRE SEMICONDUCTORS LLC
6 patentsUS7312496B2Dec 25, 2007
Semiconductor device including transistor with composite gate structure and transistor with single gate structure, and method for manufacturing the same
PEGRE SEMICONDUCTORS LLC34 citations96
US7577880B2Aug 18, 2009
Multilevel semiconductor memory, write/read method thereto/therefrom and storage medium storing write/read program
PEGRE SEMICONDUCTORS LLC11 citations92
US7139895B2Nov 21, 2006
Multilevel semiconductor memory, write/read method thereto/therefrom and storage medium storing write/read program
PEGRE SEMICONDUCTORS LLC11 citations92
US7452774B2Nov 18, 2008
Semiconductor device including transistor with composite gate structure and transistor with single gate structure, and method for manufacturing the same
PEGRE SEMICONDUCTORS LLC6 citations73
US7444563B2Oct 28, 2008
Multilevel semiconductor memory, write/read method thereto/therefrom and storage medium storing write/read program
PEGRE SEMICONDUCTORS LLC4 citations73
US7439573B2Oct 21, 2008
Semiconductor device including transistor with composite gate structure and transistor with single gate structure, and method for manufacturing the same
PEGRE SEMICONDUCTORS LLC6 citations73
HAZAMA KATSUKI
4 patentsUS7805660B2Sep 28, 2010
Multilevel semiconductor memory, write/read method thereto/therefrom and storage medium storing write/read program
HAZAMA KATSUKI10 citations91
US8707130B2Apr 22, 2014
Multilevel semiconductor memory, write/read method thereto/therefrom and storage medium storing write/read program
HAZAMA KATSUKI0 citations51
US7759195B2Jul 20, 2010
Semiconductor device including transistor with composite gate structure and transistor with single gate structure, and method for manufacturing the same
HAZAMA KATSUKI0 citations51
US7683423B2Mar 23, 2010
Semiconductor device including transistor with composite gate structure and transistor with single gate structure, and method for manufacturing the same
HAZAMA KATSUKI0 citations51