Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5335339 | Equipment and method for interactive testing and simulating of a specification of a network system | Yukihito Maejima, Mitsuyuki Masui, Noriyuki Abe, Katsuhiko Yuura, Kenji Mochizuki | 1994-08-02 |
| 4969182 | Method of telephone call wherein status data inhibits calls and indicates to the caller the reason the called subscriber is unavailable | Yoshikatsu Inokuma, Masahiro Kumon, Akihiro Usui | 1990-11-06 |