Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5698614 | Fluorescent ink composition for use in marking pens | Hiroaki Ueda, Masakazu Yokoi | 1997-12-16 |
| 5640345 | Semiconductor memory device and fabrication process | Takashi Hori, Ichiro Nakao | 1997-06-17 |
| 5627779 | Non-volatile semiconductor memory having an array of non-volatile memory cells and method for driving the same | Yoshinori Odake, Akira Asai, Toshiki Mori, Ichirou Nakao | 1997-05-06 |