Issued Patents 1997
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5683929 | Method of manufacturing a semiconductor device having a capacitor | Makoto Ohi, Hideaki Arima | 1997-11-04 |
| 5672533 | Field effect transistor having impurity regions of different depths and manufacturing method thereof | Hideaki Arima, Makoto Ohi, Atsushi Hachisuka, Tomonori Okudaira | 1997-09-30 |
| 5659505 | Electrically programmable and erasable nonvolatile semiconductor memory device and operating method therefor | Shinichi Kobayashi, Yasushi Terada, Yoshikazu Miyawaki, Takeshi Nakayama, Tomoshi Futatsuya +2 more | 1997-08-19 |
| 5621689 | Nonvolatile semiconductor memory device having controlled charge pump load | Kiyohiko Sakakibara | 1997-04-15 |
| 5600164 | Non-volatile semiconductor memory device | Masahiro Hatanaka | 1997-02-04 |
| 5597755 | Method of manufacturing a stacked capacitor in a dram | Hideaki Arima, Atsushi Hachisuka | 1997-01-28 |