Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6479568 | Non-aqueous ball point pen ink and ball point pen using the ink | Takeshi Fujii, Teruaki Fukasawa | 2002-11-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6479568 | Non-aqueous ball point pen ink and ball point pen using the ink | Takeshi Fujii, Teruaki Fukasawa | 2002-11-12 |