Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6606299 | System for modifying path in transmission network system | Nobuhiro Kusumoto | 2003-08-12 |
| 6154536 | Order wire accommodation system for interoffice communications | — | 2000-11-28 |
| 6128312 | Clock supply system | — | 2000-10-03 |