Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6339557 | Charge retention lifetime evaluation method for nonvolatile semiconductor memory | Tsutomu Kawaguchi, Shigemitsu Fukatsu | 2002-01-15 |
| 6337249 | Semiconductor device and fabrication process thereof | Hiroyuki Yamane, Yasushi Higuchi, Noriyuki Iwamori, Tsutomu Kawaguchi, Takeshi Kuzuhara | 2002-01-08 |