Shigefumi Ishiguro

Person

Chigasaki, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Semiconductor memory device
- Patent number 8,259,523
- Issue date Sep 4, 2012
- Kabushiki Kaisha Toshiba
- Toshifumi Watanabe
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor memory device
- Patent number 8,223,569
- Issue date Jul 17, 2012
- Kabushiki Kaisha Toshiba
- Tomoyuki Hamano
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor memory device having plurality of types of memories i...
- Patent number 8,189,424
- Issue date May 29, 2012
- Kabushiki Kaisha Toshiba
- Kazuto Uehara
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor memory device with a noise filter and method of contr...
- Patent number 7,606,083
- Issue date Oct 20, 2009
- Kabushiki Kaisha Toshiba
- Tomoyuki Hamano
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor device having input detection circuit which operates...
- Patent number 7,577,058
- Issue date Aug 18, 2009
- Kabushiki Kaisha Toshiba
- Toshifumi Watanabe
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Memory device including redundancy cells with programmable fuel ele...
- Patent number 5,257,230
- Issue date Oct 26, 1993
- Kabushiki Kaisha Toshiba
- Kazuhiko Nobori
- G11 - INFORMATION STORAGE
Information Patent Grant
Structure of electrically programmable read-only memory cells and r...
- Patent number 5,208,780
- Issue date May 4, 1993
- Kabushiki Kaisha Toshiba
- Taira Iwase
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
SEMICONDUCTOR MEMORY DEVICE
- Publication number 20110013452
- Publication date Jan 20, 2011
- Toshifumi WATANABE
- G11 - INFORMATION STORAGE
Information Patent Application
SEMICONDUCTOR MEMORY DEVICE
- Publication number 20110013472
- Publication date Jan 20, 2011
- Tomoyuki HAMANO
- G11 - INFORMATION STORAGE
Information Patent Application
SEMICONDUCTOR MEMORY DEVICE HAVING PLURALITY OF TYPES OF MEMORIES I...
- Publication number 20090316494
- Publication date Dec 24, 2009
- Kazuto UEHARA
- G11 - INFORMATION STORAGE
Information Patent Application
SEMICONDUCTOR MEMORY DEVICE WITH A NOISE FILTER AND METHOD OF CONTR...
- Publication number 20080253198
- Publication date Oct 16, 2008
- Tomoyuki Hamano
- G11 - INFORMATION STORAGE
Information Patent Application
SEMICONDUCTOR DEVICE
- Publication number 20080007303
- Publication date Jan 10, 2008
- Kabushiki Kaisha Toshiba
- Toshifumi WATANABE
- H03 - BASIC ELECTRONIC CIRCUITRY

Shigefumi Ishiguro

Person

Patents Grantslast 30 patents

Semiconductor memory device

Semiconductor memory device

Semiconductor memory device having plurality of types of memories i...

Semiconductor memory device with a noise filter and method of contr...

Semiconductor device having input detection circuit which operates...

Memory device including redundancy cells with programmable fuel ele...

Structure of electrically programmable read-only memory cells and r...

Patents Applicationslast 30 patents

SEMICONDUCTOR MEMORY DEVICE

SEMICONDUCTOR MEMORY DEVICE

SEMICONDUCTOR MEMORY DEVICE HAVING PLURALITY OF TYPES OF MEMORIES I...

SEMICONDUCTOR MEMORY DEVICE WITH A NOISE FILTER AND METHOD OF CONTR...

SEMICONDUCTOR DEVICE