Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4838718 | Printing device | Koshiro Yamaguchi | 1989-06-13 |
| 4836696 | Printer having a pivotally supported platen | Koshiro Yamaguchi, Yoshiaki Yuki | 1989-06-06 |
TO
Takashi Okumura
Overall (1989): #14,881 of 140,708Top 15%
2
Patents 1989