Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D853475 | Stamp | Masaki Kida, Motohide Imaizumi | 2019-07-09 |
| 9975367 | Reverse type stamp | — | 2018-05-22 |
| 9545806 | Self-inking stamp | Takayuki Mitsuya | 2017-01-17 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D853475 | Stamp | Masaki Kida, Motohide Imaizumi | 2019-07-09 |
| 9975367 | Reverse type stamp | — | 2018-05-22 |
| 9545806 | Self-inking stamp | Takayuki Mitsuya | 2017-01-17 |