P

Inventor

TAKEMURA HISASHI

JP25 patents

Patents

25 patents
US5666020ASep 9, 1997

Field emission electron gun and method for fabricating the same

NEC CORP58 citations96
US5099304AMar 24, 1992

Semiconductor device with insulating isolation groove

NEC CORP100 citations96
US5587326ADec 24, 1996

Method of forming bipolar junction transistor of epitaxial planar type

NEC CORP24 citations92
US5576221ANov 19, 1996

Manufacturing method of semiconductor device

NEC CORP37 citations92
US5397731AMar 14, 1995

Method of manufacturing semiconductor integrated circuit device

NEC CORP31 citations92
US6933569B2Aug 23, 2005

Soi mosfet

NEC CORP24 citations91
US7247910B2Jul 24, 2007

MOSFET formed on a silicon-on-insulator substrate having a SOI layer and method of manufacturing

NEC CORP11 citations84
US5717275AFeb 10, 1998

Multi-emitter electron gun of a field emission type capable of emitting electron beam with its divergence suppressed

NEC CORP17 citations84
US6024618AFeb 15, 2000

Method of operating electron tube

NEC CORP10 citations74
US6018215AJan 25, 2000

Field emission cold cathode having a cone-shaped emitter

NEC CORP10 citations74
US5924903AJul 20, 1999

Method of fabricating a cold cathode for field emission

NEC CORP7 citations74
US5910701AJun 8, 1999

Field-emission cold cathode and manufacturing method for same

NEC CORP14 citations74
US5627402AMay 6, 1997

Variable-capacitance device and semiconductor integrated circuit device having such variable-capacitance device

NEC CORP14 citations74
US5620350AApr 15, 1997

Method for making a field-emission type electron gun

NEC CORP8 citations74
US5506442AApr 9, 1996

Variable-capacitance device and semiconductor integrated circuit device having such variable-capacitance device

NEC CORP7 citations74
US5374846ADec 20, 1994

Bipolar transistor with a particular base and collector regions

NEC CORP18 citations74
US6975001B2Dec 13, 2005

Semiconductor device and method of fabricating the same

NEC CORP10 citations73
US6031322AFeb 29, 2000

Field emission cold cathode having a serial resistance layer divided into a plurality of sections

NEC CORP9 citations71
US6084341AJul 4, 2000

Electric field emission cold cathode

NEC CORP4 citations63
US6043103AMar 28, 2000

Field-emission cold cathode and method of manufacturing same

NEC CORP3 citations63
US6060823AMay 9, 2000

Field emission cold cathode element

NEC CORP6 citations61
US7485923B2Feb 3, 2009

SOI semiconductor device with improved halo region and manufacturing method of the same

NEC CORP6 citations60
US7211517B2May 1, 2007

Semiconductor device and method that includes reverse tapering multiple layers

NEC CORP2 citations60
US6351059B1Feb 26, 2002

Field-emission type cold cathode and application thereof

NEC CORP1 citations52
US7611934B2Nov 3, 2009

Semiconductor device and method of fabricating the same

NEC CORP0 citations51