Inventor
SUGAYA FUMITAKA
JP12 patents
⚠️ This page may combine multiple inventors who share the name “SUGAYA FUMITAKA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON STEEL CORP
9 patentsUS6201275B1Mar 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
US6288423B1Sep 11, 2001
Composite gate structure memory cell having increased capacitance
NIPPON STEEL CORP15 citations91
US5780893AJul 14, 1998
Non-volatile semiconductor memory device including memory transistor with a composite gate structure
NIPPON STEEL CORP31 citations91
US5796149AAug 18, 1998
Semiconductor memory using different concentration impurity diffused layers
NIPPON STEEL CORP17 citations83
US6232182B1May 15, 2001
Non-volatile semiconductor memory device including memory transistor with a composite gate structure and method of manufacturing the same
NIPPON STEEL CORP15 citations82
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
US6844268B1Jan 18, 2005
Method for fabricating a semiconductor storage device having an increased dielectric film area
NIPPON STEEL CORP7 citations72
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