Inventor
OGURA TSUNEO
JP84 patents
⚠️ This page may combine multiple inventors who share the name “OGURA TSUNEO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOSHIBA KK
48 patentsUS6750508B2Jun 15, 2004
Power semiconductor switching element provided with buried electrode
TOSHIBA KK190 citations99
US6114727ASep 5, 2000
Semiconductor device
TOSHIBA KK171 citations99
US6566691B1May 20, 2003
Semiconductor device with trench gate having structure to promote conductivity modulation
TOSHIBA KK86 citations98
US6153896ANov 28, 2000
Semiconductor device and control method thereof
TOSHIBA KK97 citations97
US5072287ADec 10, 1991
Semiconductor device and method of manufacturing the same
TOSHIBA KK75 citations96
US7800168B2Sep 21, 2010
Power semiconductor device
TOSHIBA KK17 citations93
US7456487B2Nov 25, 2008
Semiconductor device
TOSHIBA KK28 citations93
US6891224B2May 10, 2005
Semiconductor device
TOSHIBA KK22 citations93
US6747295B2Jun 8, 2004
Semiconductor device with trench gate
TOSHIBA KK19 citations93
US5994739ANov 30, 1999
Integrated circuit device
TOSHIBA KK32 citations93
US5714782AFeb 3, 1998
Composite integrated circuit device
TOSHIBA KK19 citations93
US5159427AOct 27, 1992
Semiconductor substrate structure for use in power ic device
TOSHIBA KK29 citations93
US5144401ASep 1, 1992
Turn-on/off driving technique for insulated gate thyristor
TOSHIBA KK26 citations93
US4959703ASep 25, 1990
Turn-on/off driving technique for insulated gate thyristor
TOSHIBA KK33 citations93
US6534998B1Mar 18, 2003
Semiconductor device and control method thereof
TOSHIBA KK16 citations92
US5883402AMar 16, 1999
Semiconductor device and protection method
TOSHIBA KK21 citations92
US5688702ANov 18, 1997
Process of making a semiconductor device using a silicon-on-insulator substrate
TOSHIBA KK28 citations92
US5512774AApr 30, 1996
Dielectrically isolated substrate and semiconductor device using the same
TOSHIBA KK42 citations92
US5332920AJul 26, 1994
Dielectrically isolated high and low voltage substrate regions
TOSHIBA KK32 citations92
US5097314AMar 17, 1992
Dielectrically isolated substrate with isolated high and low breakdown voltage elements
TOSHIBA KK24 citations92
US5049968ASep 17, 1991
Dielectrically isolated substrate and semiconductor device using the same
TOSHIBA KK24 citations92
US4700466AOct 20, 1987
Method of manufacturing semiconductor device wherein silicon substrates are bonded together
TOSHIBA KK27 citations92
US6323717B1Nov 27, 2001
Semiconductor device, drive method, and drive apparatus
TOSHIBA KK46 citations91
US6268990B1Jul 31, 2001
Semiconductor protection device and power converting system
TOSHIBA KK46 citations91
US5223442AJun 29, 1993
Method of making a semiconductor device of a high withstand voltage
TOSHIBA KK21 citations91
US9219060B2Dec 22, 2015
Semiconductor device
TOSHIBA KK7 citations84
US7915617B2Mar 29, 2011
Semiconductor device
TOSHIBA KK15 citations84
US7531871B2May 12, 2009
Power semiconductor switching element
TOSHIBA KK8 citations84
US7294886B2Nov 13, 2007
Power semiconductor device
TOSHIBA KK11 citations84
US7067870B2Jun 27, 2006
Power semiconductor switching element
TOSHIBA KK12 citations84
US7049658B2May 23, 2006
Power semiconductor device
TOSHIBA KK13 citations84
US9159722B2Oct 13, 2015
Semiconductor device
TOSHIBA KK9 citations83
US7772641B2Aug 10, 2010
Power semiconductor device with a plurality of gate electrodes
TOSHIBA KK15 citations82
US5477065ADec 19, 1995
Lateral thin film thyristor with bevel
TOSHIBA KK19 citations82
US7268390B2Sep 11, 2007
Power semiconductor device
TOSHIBA KK9 citations74
US5463231AOct 31, 1995
Method of operating thyristor with insulated gates
TOSHIBA KK13 citations74
US5428228AJun 27, 1995
Method of operating thyristor with insulated gates
TOSHIBA KK11 citations74
US4866315ASep 12, 1989
Turn-on/off driving technique for insulated gate thyristor
TOSHIBA KK6 citations74
US10439054B2Oct 8, 2019
Insulated gate bipolar transistor
TOSHIBA KK4 citations73
US10083956B2Sep 25, 2018
Semiconductor device
TOSHIBA KK3 citations73
US9620631B2Apr 11, 2017
Power semiconductor device
TOSHIBA KK6 citations73
US9391070B2Jul 12, 2016
Semiconductor device
TOSHIBA KK3 citations73
US4821083AApr 11, 1989
Thyristor drive system
TOSHIBA KK8 citations73
US9634128B2Apr 25, 2017
Semiconductor device
TOSHIBA KK4 citations72
US9324815B2Apr 26, 2016
Semiconductor device
TOSHIBA KK3 citations72
US9214535B2Dec 15, 2015
Semiconductor device
TOSHIBA KK6 citations72
US5156981AOct 20, 1992
Method of making a semiconductor device of a high withstand voltage
TOSHIBA KK17 citations72
US4791470ADec 13, 1988
Reverse conducting gate turn-off thyristor device
TOSHIBA KK17 citations72
OGURA TSUNEO
1 patentTOKYO SHIBAURA ELECTRIC CO
1 patentShowing the top 50 of 84 patents by PatentIndex Score.