Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7053440 | Non-volatile semiconductor memory device and manufacturing method of the same | Kenichi Tanaka | 2006-05-30 |
| 6395619 | Process for fabricating a semiconductor device | Takuji Tanigami, Naoyuki Shinmura, Shinichi Sato, Masanori Yoshimi, Takayuki Taniguchi | 2002-05-28 |
| 6091637 | Method for writing data into non-volatile semiconductor memory cell | — | 2000-07-18 |
| 5708600 | Method for writing multiple value into nonvolatile memory in an equal time | Shinichi Sato, Takuji Tanigami | 1998-01-13 |
| 5599727 | Method for producing a floating gate memory device including implanting ions through an oxidized portion of the silicon film from which the floating gate is formed | Shin Sato | 1997-02-04 |