Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4822335 | Apparatus for treatment of cancer with photodiode | Kazue Endo, Makoto Yoshimura | 1989-04-18 |
| 4801768 | Compact electronic device | Kazuhiro Sugiyama | 1989-01-31 |
YK
Yoshio Kawai
Kureha Kagaku Kogyo: 1 patents #27 of 111Top 25%
Overall (1989): #12,471 of 140,708Top 9%
2
Patents 1989