Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888523 | Driving circuit of thin membrane EL display apparatus | Kazuo Shoji, Shigeyuki Harada, Toshihiro Ohba | 1989-12-19 |
YF
Yosihide Fujioka
Overall (1989): #41,355 of 140,708Top 30%
1
Patents 1989