Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5123012 | Time division switching apparatus | Takamasa Suzuki, Takeshi Shimpuku | 1992-06-16 |
| 5051988 | Transmission line encoding/decoding system | Haruko Kawahigashi, Shuji Ito, Sakae Nakano, Mikio Yoshioka | 1991-09-24 |