Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D679317 | Roller stamp | Satoru Ono, Hideyuki Kitamura | 2013-04-02 |
| D668713 | Roller stamp | Hideyuki Kitamura, Satoru Ono, Jun Ushijima, Mizuki Hara | 2012-10-09 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D679317 | Roller stamp | Satoru Ono, Hideyuki Kitamura | 2013-04-02 |
| D668713 | Roller stamp | Hideyuki Kitamura, Satoru Ono, Jun Ushijima, Mizuki Hara | 2012-10-09 |