Issued Patents 2002
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6483748 | Nonvolatile memory with background operation function | Tomoshi Futatsuya | 2002-11-19 |
| 6473345 | SEMICONDUCTOR MEMORY DEVICE WHICH CAN BE SIMULTANEOUSLY TESTED EVEN WHEN THE NUMBER OF SEMICONDUCTOR MEMORY DEVICES IS LARGE AND SEMICONDUCTOR WAFER ON WHICH THE SEMICONDUCTOR MEMORY DEVICES ARE FORMED | Takashi Hayasaka, Atsushi Ohba | 2002-10-29 |
| 6466508 | Semiconductor memory device having high-speed read function | Shinichi Kobayashi | 2002-10-15 |
| 6388921 | Nonvolatile semiconductor memory device with improved reliability and operation speed | Yasuhiro Yamamoto, Tomoshi Futatsuya | 2002-05-14 |
| 6385086 | Nonvolatile semiconductor memory device capable of high speed generation of rewrite voltage | Masaaki Mihara, Shinji Kawai | 2002-05-07 |