Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4864324 | Color image forming method and ink used therefor | Tsuyoshi Eida, Yuko Suga | 1989-09-05 |
| 4804411 | Recording liquid | Tsuyoshi Eida, Yuko Suga | 1989-02-14 |
KS
Katsuhiro Shirota
Overall (1989): #22,732 of 140,708Top 20%
2
Patents 1989