Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11100471 | Warning apparatus for preventing electronic mail wrong transmission, electronic mail transmission system, and program | Nobuo Kamata | 2021-08-24 |
| 10311408 | Electronic mail wrong transmission determination apparatus, electronic mail transmission system, and recording medium | Nobuo Kamata | 2019-06-04 |