Issued Patents 2024
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11993097 | Mechanical pencil | Yusuke SANADA, Nobukazu Seri, Yuji Kawarazaki, Tomoharu Oonishi | 2024-05-28 |
| 11975560 | Ballpoint pen tip, ballpoint pen refill, and ballpoint pen | Naoto MASUSHIGE | 2024-05-07 |