Yasuyuki Itoh

Person

Yokohama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Semiconductor device including capacitor with lower electrode inclu...
- Patent number 6,608,383
- Issue date Aug 19, 2003
- Sharp Kabushiki Kaisha
- Seiichi Yokoyama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor memory device and production method of the same
- Patent number 6,313,539
- Issue date Nov 6, 2001
- Sharp Kabushiki Kaisha
- Seiichi Yokoyama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor memory device prevented from deterioration due to act...
- Patent number 6,201,271
- Issue date Mar 13, 2001
- Sharp Kabushiki Kaisha
- Akira Okutoh
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor storage device having a capacitor electrode formed of...
- Patent number 6,180,974
- Issue date Jan 30, 2001
- Sharp Kabushiki Kaisha
- Akira Okutoh
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Semiconductor memory device with amorphous diffusion barrier betwee...
- Patent number 5,965,942
- Issue date Oct 12, 1999
- Sharp Kabushiki Kaisha
- Yasuyuki Itoh
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electromagnetic wave matching matrix using a plurality of mirrors
- Patent number 5,929,720
- Issue date Jul 27, 1999
- Kabushiki Kaisha Toshiba
- Yosuke Hirata
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for etching ferroelectric film
- Patent number 5,776,356
- Issue date Jul 7, 1998
- Sharp Kabushiki Kaisha
- Seiichi Yokoyama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Dielectric thin film device
- Patent number 5,548,475
- Issue date Aug 20, 1996
- Sharp Kabushiki Kaisha
- Maho Ushikubo
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Semiconductor memory device and production method of the same
- Publication number 20020003247
- Publication date Jan 10, 2002
- Sharp Kabushiki Kaisha
- Seiichi Yokoyama
- H01 - BASIC ELECTRIC ELEMENTS

Yasuyuki Itoh

Person

Patents Grantslast 30 patents

Semiconductor device including capacitor with lower electrode inclu...

Semiconductor memory device and production method of the same

Semiconductor memory device prevented from deterioration due to act...

Semiconductor storage device having a capacitor electrode formed of...

Semiconductor memory device with amorphous diffusion barrier betwee...

Electromagnetic wave matching matrix using a plurality of mirrors

Method for etching ferroelectric film

Dielectric thin film device

Patents Applicationslast 30 patents

Semiconductor memory device and production method of the same