Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6493251 | Ferroelectric memory device | Katsuhiko Hoya | 2002-12-10 |
| 6487104 | Semiconductor memory device | — | 2002-11-26 |
| 6473330 | Chain type ferroelectric memory with isolation transistors coupled between a sense amplifier and an equalization circuit | Ryu Ogiwara, Sumio Tanaka, Yukihito Oowaki, Yoshiaki Takeuchi | 2002-10-29 |
| 6473331 | Semiconductor memory device and various systems mounting them | — | 2002-10-29 |