Inventor
NAKAJIMA HIROOMI
JP22 patents
⚠️ This page may combine multiple inventors who share the name “NAKAJIMA HIROOMI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOSHIBA KK
18 patentsUS4931409AJun 5, 1990
Method of manufacturing semiconductor device having trench isolation
TOSHIBA KK65 citations95
US7629651B2Dec 8, 2009
Semiconductor memory device and manufacturing method therefor
TOSHIBA KK27 citations92
US7301195B2Nov 27, 2007
Semiconductor memory device for storing data as state of majority carriers accumulated in channel body and method of manufacturing the same
TOSHIBA KK16 citations92
US5510647AApr 23, 1996
Semiconductor device and method of manufacturing the same
TOSHIBA KK26 citations92
US5204276AApr 20, 1993
Method of manufacturing semiconductor device
TOSHIBA KK36 citations91
US9076502B2Jul 7, 2015
Non-volatile memory device
TOSHIBA KK9 citations84
US7902584B2Mar 8, 2011
Semiconductor memory device and manufacturing method thereof
TOSHIBA KK13 citations84
US6331727B1Dec 18, 2001
Semiconductor device and method of fabricating the same
TOSHIBA KK11 citations74
US9646988B2May 9, 2017
Semiconductor memory device and method for manufacturing same
TOSHIBA KK2 citations73
US9035371B2May 19, 2015
Nonvolatile semiconductor memory device
TOSHIBA KK5 citations73
US6541348B1Apr 1, 2003
Semiconductor device and manufacturing method thereof
TOSHIBA KK11 citations73
US5637909AJun 10, 1997
Semiconductor device and method of manufacturing the same
TOSHIBA KK5 citations73
US5096842AMar 17, 1992
Method of fabricating bipolar transistor using self-aligned polysilicon technology
TOSHIBA KK8 citations72
US8373288B2Feb 12, 2013
Alignment mark, method of manufacturing semiconductor device, and mask set
TOSHIBA KK4 citations62
US7696558B2Apr 13, 2010
Semiconductor memory device for storing data as state of majority carriers accumulated in channel body and method of manufacturing the same
TOSHIBA KK5 citations62
US5244822ASep 14, 1993
Method of fabricating bipolar transistor using self-aligned polysilicon technology
TOSHIBA KK3 citations61
US8680505B2Mar 25, 2014
Semiconductor memory device
TOSHIBA KK0 citations52
US7714388B2May 11, 2010
Semiconductor memory device and manufacturing method thereof
TOSHIBA KK0 citations41