Issued Patents 2024
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12054622 | Oil-based ink composition for writing utensils, writing utensil using same, and airbrush unit using same | Yumiko Haruhara | 2024-08-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12054622 | Oil-based ink composition for writing utensils, writing utensil using same, and airbrush unit using same | Yumiko Haruhara | 2024-08-06 |