AY

Ayumi Yokozawa

NE Nec: 4 patents #3,388 of 14,502Top 25%
Overall (All Time): #1,282,425 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5933367 Erasing method in nonvolatile semiconductor memory device Makoto Matsuo 1999-08-03
5886905 Method of determining operating conditions for a nonvolatile semiconductor memory 1999-03-23
5663087 Method for forming silicon nitride film having low leakage current and high break down voltage 1997-09-02
5590051 Process simulation method, process simulator and chemical vapor deposition system employing the same 1996-12-31