Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10837997 | Failure prediction device and circuit board using the same | Hiroo Sakamoto, Daisuke Echizenya | 2020-11-17 |
| 5021999 | Non-volatile semiconductor memory device with facility of storing tri-level data | Kenji Kohda, Tsuyoshi Toyama, Kenji Noguchi, Shinichi Kobayashi | 1991-06-04 |
| 4779272 | Testable variable-threshold non-volatile semiconductor memory | Kenji Kohda, Tsuyoshi Toyama | 1988-10-18 |