Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4844008 | Non-contact developing apparatus utilizing a tangential magnetic field | Yuji Sakemi | 1989-07-04 |
KK
Katsumi Kurematsu
Overall (1989): #90,437 of 140,708Top 65%
1
Patents 1989