Ken Yamaguchi

Person

Higashikurume, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Semiconductor memory device layout comprising high impurity well ta...
- Patent number 7,692,943
- Issue date Apr 6, 2010
- Renesas Technology Corp.
- Kenichi Osada
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Semiconductor memory device layout comprising high impurity well ta...
- Patent number 7,319,603
- Issue date Jan 15, 2008
- Renesas Technology Corp.
- Kenichi Osada
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Controllable conduction device with electrostatic barrier
- Patent number 7,132,713
- Issue date Nov 7, 2006
- Hitachi, Ltd.
- Kazuo Nakazato
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor device
- Patent number 6,977,858
- Issue date Dec 20, 2005
- Renesas Technology Corp.
- Kenichi Osada
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Semiconductor device and its production method
- Patent number 6,780,698
- Issue date Aug 24, 2004
- Hitachi, Ltd.
- Yuji Suwa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor devices and their fabrication methods
- Patent number 6,781,202
- Issue date Aug 24, 2004
- Hitachi, Ltd.
- Ken Yamaguchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of fabricating a memory device having a long data retention...
- Patent number 6,329,238
- Issue date Dec 11, 2001
- Hitachi, Ltd.
- Ken Yamaguchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Controllable conduction device
- Patent number 6,211,531
- Issue date Apr 3, 2001
- Hitachi, Ltd.
- Kazuo Nakazato
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Semiconductor memory device having a long data retention time with...
- Patent number 6,157,055
- Issue date Dec 5, 2000
- Hitachi, Ltd.
- Ken Yamaguchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor logic element and apparatus using thereof
- Patent number 6,097,036
- Issue date Aug 1, 2000
- Hitachi, LLP
- Tatsuya Teshima
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Controllable conduction device
- Patent number 6,060,723
- Issue date May 9, 2000
- Hitachi, Ltd.
- Kazuo Nakazato
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Semiconductor optical device with nanowhiskers
- Patent number 5,332,910
- Issue date Jul 26, 1994
- Hitachi, Ltd.
- Keiichi Haraguchi
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Quantum wave circuit
- Patent number 5,233,205
- Issue date Aug 3, 1993
- Hitachi, Ltd.
- Toshiyuki Usagawa
- B82 - NANO-TECHNOLOGY
Information Patent Grant
High speed switching field effect transistor
- Patent number 4,772,925
- Issue date Sep 20, 1988
- Hitachi, Ltd.
- Tadashi Fukuzawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device
- Patent number 4,769,686
- Issue date Sep 6, 1988
- Hitachi, Ltd.
- Masatada Horiuchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor device
- Patent number 4,605,945
- Issue date Aug 12, 1986
- Hitachi, Ltd.
- Yoshifumi Katayama
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Semiconductor memory device layout comprising high impurity well ta...
- Publication number 20080094869
- Publication date Apr 24, 2008
- RENESAS TECHNOLOGY CORP.
- Kenichi Osada
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Semiconductor device
- Publication number 20060028853
- Publication date Feb 9, 2006
- RENESAS TECHNOLOGY CORP.
- Kenichi Osada
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Semiconductor device
- Publication number 20040125676
- Publication date Jul 1, 2004
- RENESAS TECHNOLOGY CORP.
- Kenichi Osada
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Semiconductor devices and their fabrication methods
- Publication number 20030137012
- Publication date Jul 24, 2003
- Ken Yamaguchi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Semiconductor device and its production method
- Publication number 20030119247
- Publication date Jun 26, 2003
- Yuji Suwa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Controllable conduction device
- Publication number 20020139973
- Publication date Oct 3, 2002
- Hitachi, Ltd
- Kazuo Nakazato
- B82 - NANO-TECHNOLOGY

Ken Yamaguchi

Person

Patents Grantslast 30 patents

Semiconductor memory device layout comprising high impurity well ta...

Semiconductor memory device layout comprising high impurity well ta...

Controllable conduction device with electrostatic barrier

Semiconductor device

Semiconductor device and its production method

Semiconductor devices and their fabrication methods

Method of fabricating a memory device having a long data retention...

Controllable conduction device

Semiconductor memory device having a long data retention time with...

Semiconductor logic element and apparatus using thereof

Controllable conduction device

Semiconductor optical device with nanowhiskers

Quantum wave circuit

High speed switching field effect transistor

Semiconductor device

Semiconductor device

Patents Applicationslast 30 patents

Semiconductor memory device layout comprising high impurity well ta...

Semiconductor device

Semiconductor device

Semiconductor devices and their fabrication methods

Semiconductor device and its production method

Controllable conduction device