Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4870453 | Magnification varying mechanism for image forming apparatus | Shigeru Suzuki | 1989-09-26 |
| 4806160 | Metallizing composition | Yoichi Hagiwara, Satoshi Tanaka | 1989-02-21 |
KS
Kenichi Shimizu
Overall (1989): #22,278 of 140,708Top 20%
2
Patents 1989