Issued Patents 2024
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11891491 | Writing feel improving sheet with which a writing feel of writing on paper with a ballpoint pen is obtained | Tomoo Orui | 2024-02-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11891491 | Writing feel improving sheet with which a writing feel of writing on paper with a ballpoint pen is obtained | Tomoo Orui | 2024-02-06 |