Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10166802 | Stamp-face platemaking device, medium holder, and medium holder manufacturing method | Takayuki Hirotani, Yasushi Murai, Shigeru Futawatari, Takanori Suzuki, Yoshimasa Yokoyama | 2019-01-01 |