Inventor

Tsuneo Ogura

Inventor

Kamakura, JP

Overview

1986–2020

Patent span

Electricity

Primary field (CPC H)

Patents· 81 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H10Dprimary

H10DInorganic electric semiconductor devices50%

H01LSemiconductor devices20%

H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h1011%

H03KPulse technique7%

H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h107%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests2%

E04BGeneral building constructions1%

F24FAir-conditioning1%

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution1%

PatentTitleYear

10,573,733Semiconductor device2020 10,553,710Semiconductor device2020 10,468,511Semiconductor device2019 10,439,054Insulated gate bipolar transistor2019 10,411,099Semiconductor device for reduced on-state resistance2019 10,304,969Semiconductor device2019 10,141,455Semiconductor device2018 10,083,956Semiconductor device2018 10,032,874Semiconductor device with reduced on-state resistance2018 9,741,872'Semiconductor device'2017 9,634,128'Semiconductor device'2017 9,620,631'Power semiconductor device'2017 9,613,951'Semiconductor device with diode'2017 9,496,352'Semiconductor device'2016 9,391,070'Semiconductor device'2016 9,362,359'Semiconductor device'2016 9,337,189'Semiconductor device'2016 9,324,815'Semiconductor device'2016 9,318,588'Semiconductor device'2016 9,293,548'Semiconductor device'2016 9,224,844'Semiconductor device'2015 9,219,060'Semiconductor device'2015 9,214,535'Semiconductor device'2015 9,159,722'Semiconductor device'2015 9,130,007'Semiconductor device'2015 9,059,236'Semiconductor device'2015 9,054,066'Semiconductor device'2015 9,054,152'Semiconductor device'2015 9,029,918'Semiconductor device'2015 8,912,632'Semiconductor device'2014 8,853,775'Insulated gate bipolar transistor having control electrode disposed in trench'2014 8,664,692'Semiconductor device'2014 8,319,314'Semiconductor device'2012 8,217,420'Power semiconductor device'2012 7,915,617'Semiconductor device'2011 7,800,168'Power semiconductor device'2010 7,781,869'Semiconductor device having rectifying action'2010 7,772,641'Power semiconductor device with a plurality of gate electrodes'2010 7,531,871'Power semiconductor switching element'2009 7,456,487'Semiconductor device'2008 7,294,886'Power semiconductor device'2007 7,268,390'Power semiconductor device'2007 7,102,207'Semiconductor device having rectifying action'2006 7,067,870'Power semiconductor switching element'2006 7,049,658'Power semiconductor device'2006 6,891,224'Semiconductor device'2005 6,750,508'Power semiconductor switching element provided with buried electrode'2004 6,747,295'Semiconductor device with trench gate'2004 6,566,691'Semiconductor device with trench gate having structure to promote conductivity modulation'2003 6,534,998'Semiconductor device and control method thereof'2003 6,323,717'Semiconductor device, drive method, and drive apparatus'2001 6,268,990'Semiconductor protection device and power converting system'2001 6,153,896'Semiconductor device and control method thereof'2000 6,114,727'Semiconductor device'2000 5,994,739'Integrated circuit device'1999 5,960,286'Method of manufacturing power semiconductor devices'1999 5,883,402'Semiconductor device and protection method'1999 5,714,782'Composite integrated circuit device'1998 5,688,702'Process of making a semiconductor device using a silicon-on-insulator substrate'1997 5,477,065'Lateral thin film thyristor with bevel'1995 5,463,231'Method of operating thyristor with insulated gates'1995 5,428,228'Method of operating thyristor with insulated gates'1995 5,332,920'Dielectrically isolated high and low voltage substrate regions'1994 5,315,134'Thyristor with insulated gate'1994 5,223,442'Method of making a semiconductor device of a high withstand voltage'1993 5,159,427'Semiconductor substrate structure for use in power IC device'1992 5,156,981'Method of making a semiconductor device of a high withstand voltage'1992 5,144,401'Turn-on/off driving technique for insulated gate thyristor'1992 5,132,767'Double gate GTO thyristor'1992 5,097,314'Dielectrically isolated substrate with isolated high and low breakdown voltage elements'1992 5,072,287'Semiconductor device and method of manufacturing the same'1991 5,049,968'Dielectrically isolated substrate and semiconductor device using the same'1991 5,028,974'Semiconductor switching device with anode shortening structure'1991 4,994,696'Turn-on/off driving technique for insulated gate thyristor'1991 4,959,703'Turn-on/off driving technique for insulated gate thyristor'1990 4,866,315'Turn-on/off driving technique for insulated gate thyristor'1989 4,821,083'Thyristor drive system'1989 4,791,470'Reverse conducting gate turn-off thyristor device'1988 4,700,466'Method of manufacturing semiconductor device wherein silicon substrates are bonded together'1987 4,646,121'Thyristor with a self-protection function for breakover turn-on failure'1987 4,613,381'Method for fabricating a thyristor'1986

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986–2020Patents assigned to TOSHIBA KK (80)· patent assignee history

1986–2020Based in Kamakura, JP· patent location history

1991–1999Based in Yokohama, JP· patent location history

2000Based in Kamakaura, JP· patent location history

2005–2020Based in Kanagawa, JP· patent location history

2012–2015Patents assigned to OGURA TSUNEO (5)· patent assignee history

2012Patents assigned to INOUE TOMOKI (1)· patent assignee history

2014Patents assigned to MATSUDAI TOMOKO (1)· patent assignee history

2019–2020Patents assigned to TOSHIBA ELECTRONIC DEVICES & STORAGE CORP (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
TOSHIBA KK	80	1986–2020
OGURA TSUNEOself	5	2012–2015
TOSHIBA ELECTRONIC DEVICES & STORAGE CORP	2	2019–2020
INOUE TOMOKI	1	2012
MATSUDAI TOMOKO	1	2014

Locations

Location	Patents	Span
Kamakura, JP	37	1986–2020
Kanagawa, JP	26	2005–2020
Yokohama, JP	17	1991–1999
Kamakaura, JP	1	2000