Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5369800 | Multi-frequency communication system with an improved diversity scheme | Zenichirou Nagasawa, Toshikazu Dambayashi | 1994-11-29 |
| 5345601 | Harmonic-frequency communication system with improved diversity scheme | Zenichirou Nagasawa | 1994-09-06 |
| 5329522 | Space-division multiplex communication method of executing multiplex communication | — | 1994-07-12 |