Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5546403 | Bidirectional line switch ring network | Chiyoko Yamamoto, Masahiro Shioda | 1996-08-13 |
| 5537393 | BLSR network having path-AIS generation function | Masahiro Shioda | 1996-07-16 |