Inventor · disambiguated record
Masakazu Amanai
Also filed as: AMANAI MASAKAZU
13 granted patents·204 citations·filing 1992–2010
93Inventor score
Top patents by PatentIndex Score
13 records- 0179US8106703B2Booster circuitNAGAI YOSHIHIRO·Filed 2010·Granted Jan 31, 2012·9 cites·16 claims
- 0276US5677875ANon-volatile semiconductor memory device configured to minimize variations in threshold voltages of non-written memory cells and potentials of selected bit linesNEC CORP·Filed 1996·Granted Oct 14, 1997·40 cites·18 claims
- 0370US6177824B1Level shifting circuitNEC CORP·Filed 1999·Granted Jan 23, 2001·25 cites·20 claims
- 0465US8004902B2Nonvolatile semiconductor memory deviceRENESAS ELECTRONICS CORP·Filed 2009·Granted Aug 23, 2011·6 cites·6 claims
- 0564US6084387APower source circuit for generating positive and negative voltage sourcesNEC CORP·Filed 1999·Granted Jul 4, 2000·31 cites·6 claims
- 0662US5787037ANon-volatile memory device which supplies erasable voltage to a flash memory cellNEC CORP·Filed 1997·Granted Jul 28, 1998·22 cites·9 claims
- 0760US6128230ASemiconductor memory with PN junction potential reduction in a writing modeNEC CORP·Filed 1999·Granted Oct 3, 2000·19 cites·15 claims
- 0856US5499212ASemiconductor memory device having a bias control circuit for erase voltage blocking transistorNEC CORP·Filed 1994·Granted Mar 12, 1996·17 cites·8 claims
- 0954US7385856B2Non-volatile memory device and inspection method for non-volatile memory deviceNEC ELECTRONICS CORP·Filed 2005·Granted Jun 10, 2008·4 cites·21 claims
- 1047US6115288ASemiconductor memory deviceNEC CORP·Filed 1999·Granted Sep 5, 2000·11 cites·10 claims
- 1144US5942808ASemiconductor device with plural power supply circuits, plural internal circuits, and single external terminalNEC CORP·Filed 1998·Granted Aug 24, 1999·9 cites·12 claims
- 1241US6111792ANon-volatile semiconductor memory device for selective cell flash erasing/programmingNEC CORP·Filed 1999·Granted Aug 29, 2000·8 cites·8 claims
- 1332US5309397ARead only memory device equipped with output data buffer circuits less affectable by noises on power voltage lineNEC CORP·Filed 1992·Granted May 3, 1994·3 cites·5 claims
Join the waitlist — get patent alerts
Get an alert when Masakazu Amanai files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →