Sumiko DOUMAE

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Yokohama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Semiconductor memory device
- Patent number 8,031,507
- Issue date Oct 4, 2011
- Kabushiki Kaisha Toshiba
- Sumiko Doumae
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor memory device
- Patent number 7,911,821
- Issue date Mar 22, 2011
- Kabushiki Kaisha Toshiba
- Sumiko Doumae
- G11 - INFORMATION STORAGE
Information Patent Grant
Semiconductor memory device
- Patent number 7,791,922
- Issue date Sep 7, 2010
- Kabushiki Kaisha Toshiba
- Sumiko Doumae
- G11 - INFORMATION STORAGE
Information Patent Grant
Ferroelectric random access memory
- Patent number 6,611,450
- Issue date Aug 26, 2003
- Kabushiki Kaisha Toshiba
- Yukihito Oowaki
- G11 - INFORMATION STORAGE
Information Patent Grant
Ferroelectric memory device
- Patent number 6,483,737
- Issue date Nov 19, 2002
- Kabushiki Kaisha Toshiba
- Yoshiaki Takeuchi
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
SEMICONDUCTOR MEMORY DEVICE
- Publication number 20100020587
- Publication date Jan 28, 2010
- Kabushiki Kaisha Toshiba
- Sumiko DOUMAE
- G11 - INFORMATION STORAGE
Information Patent Application
SEMICONDUCTOR MEMORY DEVICE
- Publication number 20100020589
- Publication date Jan 28, 2010
- Kabushiki Kaisha Toshiba
- Sumiko DOUMAE
- G11 - INFORMATION STORAGE
Information Patent Application
SEMICONDUCTOR MEMORY DEVICE
- Publication number 20090040807
- Publication date Feb 12, 2009
- Kabushiki Kaisha Toshiba
- Sumiko DOUMAE
- G11 - INFORMATION STORAGE
Information Patent Application
Ferroelectric random access memory
- Publication number 20020122328
- Publication date Sep 5, 2002
- Kabushiki Kaisha Toshiba
- Yukihito Oowaki
- G11 - INFORMATION STORAGE
Information Patent Application
Ferroelectric memory device
- Publication number 20020044477
- Publication date Apr 18, 2002
- Yoshiaki Takeuchi
- G11 - INFORMATION STORAGE