Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5694517 | Signal discrimination circuit for determining the type of signal transmitted via a telephone network | Yushi Naito | 1997-12-02 |
YS
Yukimasa Sugino
Overall (1997): #53,815 of 185,788Top 30%
1
Patents 1997