Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7417080 | Oil-based ink composition and writing instrument using the same | Masanao Yano, Yoshihito Fujiwara, Tadashi Koriki, Yuji Omori | 2008-08-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7417080 | Oil-based ink composition and writing instrument using the same | Masanao Yano, Yoshihito Fujiwara, Tadashi Koriki, Yuji Omori | 2008-08-26 |