Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4797735 | Distortion surveillance apparatus for television signal transmission system | Hitoshi Takai | 1989-01-10 |
NM
Noriaki Morotomi
Overall (1989): #72,738 of 140,708Top 55%
1
Patents 1989