Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5715237 | Inter digital switching equipment relay system and digital switching equipment | — | 1998-02-03 |
| 5668812 | Apparatus for detecting and controlling loss of ATM cell | — | 1997-09-16 |
| 5572524 | Digital-transmission/analog-transmission changeover apparatus | Yuichi Harada, Takayuki Iwasa | 1996-11-05 |
| 5550821 | ATM remote maintenance connection establishing system | — | 1996-08-27 |