EI

Eiji Io

RE Renesas Electronics: 3 patents #1,322 of 4,529Top 30%
NE Nec: 2 patents #5,510 of 14,502Top 40%
NE Nec Electronics: 1 patents #715 of 1,789Top 40%
Overall (All Time): #826,268 of 4,157,543Top 20%
6
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
11171086 Semiconductor device Shunji Kubo, Koichi Ando, Hideyuki Tajima, Tetsuya Iida 2021-11-09
8405140 Nonvolatile semiconductor memory device and manufacturing method therefor 2013-03-26
8058680 Nonvolatile semiconductor memory with erase gate and its manufacturing method 2011-11-15
6579762 Nonvolatile semiconductor device having a memory cells each of which is constituted of a memory transistor and a selection transistor 2003-06-17
6344386 Method for fabricating semiconductor device including memory cell region and CMOS logic region 2002-02-05
6291853 Nonvolatile semiconductor device having a memory cells each of which is constituted of a memory transistor and a selection transistor 2001-09-18