Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5677931 | Transmission path switching apparatus | Kunihiko Akama | 1997-10-14 |
| 5651027 | Non-instantaneous disconnection switching system | — | 1997-07-22 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5677931 | Transmission path switching apparatus | Kunihiko Akama | 1997-10-14 |
| 5651027 | Non-instantaneous disconnection switching system | — | 1997-07-22 |