Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6829178 | Nonvolatile memory device | Hiyori Koyama, Kazuyoshi Oshima, Akihiko Hoshida, Kiichi Manita, Shinji Udo +3 more | 2004-12-07 |
| 6721207 | Non-volatile memory system including a control device to control writing, reading and storage and output operations of non-volatile devices including memory cells and data latches | Tetsuya Tsujikawa, Atsushi Nozoe, Shoji Kubono, Eiji Yamamoto, Ken Matsubara | 2004-04-13 |
| 6711054 | Semiconductor device, data processing system and a method for changing threshold of a non-volatile memory cell | Tetsuya Tsujikawa, Toshinori Harada, Hiroaki Kotani, Shoji Kubono, Atsushi Nozoe +1 more | 2004-03-23 |