Inventor · disambiguated record
Eiji Io
Also filed as: IO EIJI
6 granted patents·3 pending applications·75 citations·filing 1999–2019
82Inventor score
Top patents by PatentIndex Score
9 records- 0181US6579762B2Nonvolatile semiconductor device having a memory cells each of which is constituted of a memory transistor and a selection transistorNEC ELECTRONICS CORP·Filed 2001·Granted Jun 17, 2003·25 cites·11 claims
- 0275US6344386B1Method for fabricating semiconductor device including memory cell region and CMOS logic regionNEC CORP·Filed 2000·Granted Feb 5, 2002·20 cites·17 claims
- 0374US8058680B2Nonvolatile semiconductor memory with erase gate and its manufacturing methodIO EIJI·Filed 2008·Granted Nov 15, 2011·7 cites·22 claims
- 0465US8405140B2Nonvolatile semiconductor memory device and manufacturing method thereforIO EIJI·Filed 2008·Granted Mar 26, 2013·4 cites·20 claims
- 0563US6291853B1Nonvolatile semiconductor device having a memory cells each of which is constituted of a memory transistor and a selection transistorNEC CORP·Filed 1999·Granted Sep 18, 2001·19 cites·14 claims
- 0645US11171086B2Semiconductor deviceRENESAS ELECTRONICS CORP·Filed 2019·Granted Nov 9, 2021·0 cites·10 claims
- 0732US2001028065A1Semiconductor device and method of fabricating the sameFiled 2001·Application pending·0 cites
- 0832US2002053710A1Semiconductor device having a high breakdown voltageFiled 2000·Application pending·0 cites
- 0931US2002130382A9Element isolating method in semiconductor integrated circuit device, semiconductor integrated circuit device and manufacturing method thereofNEC CORP·Filed 2000·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Eiji Io 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 →