Issued Patents 1994
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5359600 | High throughput supervisory system for ATM switching systems transporting STM-N signals | Hiromi Ueda, Kenji Akutsu, Ryuichi Ikematsu, Takatoshi Kurano, Yoshihiro Ashi +2 more | 1994-10-25 |
| 5351238 | Method of controlling a frame phase of a time-division switch and frame phase variable time-division switch | Yoshihiro Ashi, Kenji Takeda | 1994-09-27 |
| 5331639 | Method and apparatus for frame phase conversion of signal having frame structure | Masahiro Takatori, Keiichi Ishida, Takashi Mori, Yoshihiro Ashi, Tadayuki Kanno +1 more | 1994-07-19 |
| 5321688 | Method and apparatus for transmission of failure information of virtual path in ATM network | Yoshihiro Ashi | 1994-06-14 |
| 5315581 | Hit-less protection switching method and apparatus for ATM transmission lines | Akihiko Takase, Masahiro Takatori, Junichirou Yanagi | 1994-05-24 |