Issued Patents All Time
Showing 51–64 of 64 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5283782 | System switching method and apparatus without loss of signal in cell switching system of asynchronous transfer mode | Yoshihiro Ashi, Takashi Mori, Junichirou Yanagi | 1994-02-01 |
| 5280475 | Traffic shaping method and circuit | Junichirou Yanagi, Takahiko Kozaki, Shinobu Gohara | 1994-01-18 |
| 5271005 | Method of modifying virtual path capacity | Yukio Nakano | 1993-12-14 |
| 5164937 | Packet concentrator and packet switching system | Shirou Tanabe, Masao Kunimoto, Yoshito Sakurai | 1992-11-17 |
| 5155487 | Cell delineation method and cell delineation circuit | Katuyoshi Tanaka, Junichirou Yanagi | 1992-10-13 |
| 5140453 | Optical receiving method utilizing polarization diversity and apparatus for carrying out the same | Hideaki Tsushima, Katsuyuki Imoto, Hirohisa Sano, Yoshitaka Takasaki, Minoru Maeda | 1992-08-18 |
| 5042027 | Communication network system and method of controlling a communication network | Masahiro Takatori, Yoshiaki Takemura, Naoya Kobayashi, Yasushi Sawada, Yukio Nakano +3 more | 1991-08-20 |
| 5023604 | Communication system | Yoshitaka Takasaki | 1991-06-11 |
| 4970719 | Digital signal multiplexing apparatus | Yoshitaka Takasaki | 1990-11-13 |
| 4967410 | Method of multiplexing digital signals and apparatus therefor | Yoshitaka Takasaki | 1990-10-30 |
| 4954675 | Switch operation indicator | Masayosi Iwata, Toshiya Muto, Minoru Morikawa, Satoshi Kozawa, Naoki Terano | 1990-09-04 |
| 4880289 | Two-way optical transmission system | Katsuyuki Imoto, Atsushi Takai, Satoshi Aoki, Tsutomu Yoshiya, Shoji Yamada | 1989-11-14 |
| 4813058 | FSK signal demodulator | — | 1989-03-14 |
| 4760344 | Phase shift keying signal demodulation method and apparatus | Kenji Ochiai | 1988-07-26 |