Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4370742 | Time division electronic switching system | Eiji Minamitani, Takashi Yokoto | 1983-01-25 |
KO
Kiyoo Ozawa
Overall (All Time): #4,047,799 of 4,157,543Top 100%
1
Patents All Time