Hiroyuki Sasaki

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Yokkaichi-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Nonvolatile semiconductor memory device which erases data in units...
- Patent number 7,215,576
- Issue date May 8, 2007
- Kabushiki Kaisha Toshiba
- Hiroshi Watanabe
- G11 - INFORMATION STORAGE
Information Patent Grant
Nonvolatile semiconductor memory and threshold voltage control meth...
- Patent number 6,452,837
- Issue date Sep 17, 2002
- Kabushiki Kaisha Toshiba
- Seiichi Mori
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Nonvolatile semiconductor memory device which erases data in units...
- Publication number 20060067132
- Publication date Mar 30, 2006
- Hiroshi Watanabe
- G11 - INFORMATION STORAGE
Information Patent Application
Nonvolatile semiconductor memory and threshold voltage control meth...
- Publication number 20010040836
- Publication date Nov 15, 2001
- Seiichi Mori
- G11 - INFORMATION STORAGE