Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5289537 | On-hook transmission circuit in cable line | Shinichi Ito | 1994-02-22 |
YY
Yuzo Yamamoto
Overall (1994): #46,330 of 165,921Top 30%
1
Patents 1994