Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7908424 | Memory card and data rewriting method | Atsushi Shikata, Kunihiro Katayama, Masato Matsumoto, Motoki Kanamori | 2011-03-15 |
| 5315547 | Nonvolatile semiconductor memory device with selective tow erasure | Kazuyoshi Shoji, Tadashi Muto, Yasurou Kubota, Koichi Seki, Shinji Nabetani | 1994-05-24 |
| 5097446 | Nonvolatile semiconductor memory device | Kazuyoshi Shoji, Takaaki Hagiwara, Tadashi Muto, Shun-ichi Saeki, Yasurou Kubota +3 more | 1992-03-17 |