Assignee
ITAGAKI KIYOTARO
JP·8 granted patents·272 citations·filing 2009–2012
Top patents by PatentIndex Score
8 records- 0197US8514627B2Nonvolatile semiconductor memory deviceITAGAKI KIYOTARO·Filed 2011·Granted Aug 20, 2013·38 cites·20 claims
- 0297US8189391B2Non-volatile semiconductor storage device including a control circuitITAGAKI KIYOTARO·Filed 2009·Granted May 29, 2012·81 cites·18 claims
- 0397US8107286B2Three-dimensional nonvolatile semiconductor memory device for curbing a leak current and method of data read thereinITAGAKI KIYOTARO·Filed 2010·Granted Jan 31, 2012·41 cites·20 claims
- 0496US8817538B2Nonvolatile semiconductor memory device and method for erasing data thereofITAGAKI KIYOTARO·Filed 2012·Granted Aug 26, 2014·31 cites·18 claims
- 0595US8295091B2Nonvolatile semiconductor memory deviceITAGAKI KIYOTARO·Filed 2010·Granted Oct 23, 2012·21 cites·19 claims
- 0694US8605508B2Non-volatile semiconductor storage device having control circuit to control voltages to select transistor for erase operationITAGAKI KIYOTARO·Filed 2012·Granted Dec 10, 2013·18 cites·16 claims
- 0793US8334551B2Non-volatile semiconductor storage deviceITAGAKI KIYOTARO·Filed 2009·Granted Dec 18, 2012·26 cites·15 claims
- 0892US9036411B2Nonvolatile semiconductor memory device and data erase method thereofITAGAKI KIYOTARO·Filed 2012·Granted May 19, 2015·16 cites·10 claims
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