Inventor
KAJITA AKIHIRO
JP56 patents
⚠️ This page may combine multiple inventors who share the name “KAJITA AKIHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOSHIBA KK
32 patentsUS5953634ASep 14, 1999
Method of manufacturing semiconductor device
TOSHIBA KK103 citations98
US6306756B1Oct 23, 2001
Method for production of semiconductor device
TOSHIBA KK62 citations96
US6291891B1Sep 18, 2001
Semiconductor device manufacturing method and semiconductor device
TOSHIBA KK69 citations96
US6090701AJul 18, 2000
Method for production of semiconductor device
TOSHIBA KK74 citations96
US6342444B1Jan 29, 2002
Method of forming diffusion barrier for copper interconnects
TOSHIBA KK32 citations93
US6573604B1Jun 3, 2003
Semiconductor device carrying memory and logic circuit on a chip and method of manufacturing the same
TOSHIBA KK41 citations92
US6555925B1Apr 29, 2003
Semiconductor device and producing method thereof
TOSHIBA KK33 citations92
US6368951B2Apr 9, 2002
Semiconductor device manufacturing method and semiconductor device
TOSHIBA KK16 citations92
US6001461ADec 14, 1999
Electronic parts and manufacturing method thereof
TOSHIBA KK44 citations92
US5709958AJan 20, 1998
Electronic parts
TOSHIBA KK48 citations92
US5990007ANov 23, 1999
Method of manufacturing a semiconductor device
TOSHIBA KK20 citations89
US9437716B2Sep 6, 2016
Semiconductor device comprising a graphene wire
TOSHIBA KK8 citations84
US9741663B2Aug 22, 2017
Semiconductor device and manufacturing method thereof
TOSHIBA KK7 citations83
US7034398B2Apr 25, 2006
Semiconductor device having contact plug and buried conductive film therein
TOSHIBA KK9 citations74
US6313037B1Nov 6, 2001
Semiconductor device and method for manufacturing the same
TOSHIBA KK8 citations74
US9431345B2Aug 30, 2016
Semiconductor device and method of manufacturing the same
TOSHIBA KK5 citations73
US9076795B1Jul 7, 2015
Semiconductor device and method of manufacturing the same
TOSHIBA KK5 citations73
US10325805B2Jun 18, 2019
Method for manufacturing a semiconductor device
TOSHIBA KK1 citations63
US7215001B2May 8, 2007
Semiconductor device and method of manufacturing the same
TOSHIBA KK5 citations63
US9484206B2Nov 1, 2016
Semiconductor device including catalyst layer and graphene layer thereon and method for manufacturing the same
TOSHIBA KK2 citations62
US8907495B2Dec 9, 2014
Semiconductor device and manufacturing method thereof
TOSHIBA KK3 citations62
US9646933B2May 9, 2017
Semiconductor device and manufacturing method thereof
TOSHIBA KK1 citations52
US9418938B2Aug 16, 2016
Semiconductor device having a graphene interconnect
TOSHIBA KK1 citations52
US9404880B1Aug 2, 2016
Sensor and method of manufacturing sensor
TOSHIBA KK0 citations52
US9209125B2Dec 8, 2015
Semiconductor device and manufacturing method of the same
TOSHIBA KK0 citations52
US9117851B2Aug 25, 2015
Semiconductor device comprising a graphene wire
TOSHIBA KK0 citations52
US9117738B2Aug 25, 2015
Interconnection of semiconductor device with graphene wire
TOSHIBA KK1 citations52
US8981569B2Mar 17, 2015
Semiconductor device with low resistance wiring and manufacturing method for the device
TOSHIBA KK0 citations52
US8981561B1Mar 17, 2015
Semiconductor device and method of manufacturing the same
TOSHIBA KK0 citations52
US8022461B2Sep 20, 2011
Semiconductor device and method for fabricating semiconductor device
TOSHIBA KK0 citations52
US9924593B2Mar 20, 2018
Graphene wiring structure and method for manufacturing graphene wiring structure
TOSHIBA KK1 citations51
US9576905B2Feb 21, 2017
Semiconductor device and manufacturing method thereof
TOSHIBA KK1 citations51
KIOXIA CORP
7 patentsUS12408340B2Sep 2, 2025
Memory device including a conductive film with interfacial roughness
KIOXIA CORP0 citations62
US11527478B2Dec 13, 2022
Semiconductor device, semiconductor memory device, and semiconductor device manufacturing method
KIOXIA CORP0 citations62
US11227934B2Jan 18, 2022
Semiconductor device and method for manufacturing the same
KIOXIA CORP0 citations62
US12446223B2Oct 14, 2025
Semiconductor storage device and method for manufacturing semiconductor storage device
KIOXIA CORP0 citations61
US11605643B2Mar 14, 2023
Semiconductor memory device and manufacturing method thereof
KIOXIA CORP0 citations52
US10741443B2Aug 11, 2020
Method for manufacturing a semiconductor device
KIOXIA CORP0 citations52
US11990417B2May 21, 2024
Semiconductor memory device with different fluorine concentrations in sub conductive layers
KIOXIA CORP0 citations51
WADA MAKOTO
3 patentsTOSHIBA MEMORY CORP
3 patentsSAITO TATSURO
2 patentsNAWATA HIDEFUMI
1 patentKITAMURA MASAYUKI
1 patentIIJIMA JUN
1 patentShowing the top 50 of 56 patents by PatentIndex Score.