Issued Patents 2023
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11697743 | Ink composition, writing instrument and method for producing ink composition | Sachiko Onuki, Haruka Takai, Hiroyuki Saitou | 2023-07-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11697743 | Ink composition, writing instrument and method for producing ink composition | Sachiko Onuki, Haruka Takai, Hiroyuki Saitou | 2023-07-11 |