Issued Patents All Time
Showing 76–89 of 89 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5500756 | Optical fiber transmission system and supervision method of the same | Hideaki Tsushima, Shinya Sasaki, Yukio Nakano, Hiroyuki Nakano, Ryoji Tateyari +9 more | 1996-03-19 |
| 5475676 | Switch for self-healing ring | Masahiro Takatori, Yukio Nakano, Hiroyuki Fujita | 1995-12-12 |
| 5473598 | Routing method and apparatus for switching between routing and conversion tables based on selection information included in cells to be routed | Masahiro Takatori, Yukio Nakano, Tadayuki Kanno | 1995-12-05 |
| 5452307 | Data multiplexing system having at least one low-speed interface circuit connected to a bus | Hiroki Koyama, Hiroyuki Fujita, Michael Wright | 1995-09-19 |
| 5394397 | Shared buffer memory type ATM communication system and method with a broadcast facility | Junichirou Yanagi, Takahiko Kozaki, Akihiko Takase, Takashi Nakashima | 1995-02-28 |
| 5359600 | High throughput supervisory system for ATM switching systems transporting STM-N signals | Hiromi Ueda, Kenji Akutsu, Ryuichi Ikematsu, Takatoshi Kurano, Yukio Nakano +2 more | 1994-10-25 |
| 5351238 | Method of controlling a frame phase of a time-division switch and frame phase variable time-division switch | Yukio Nakano, Kenji Takeda | 1994-09-27 |
| 5331639 | Method and apparatus for frame phase conversion of signal having frame structure | Masahiro Takatori, Yukio Nakano, Keiichi Ishida, Takashi Mori, Tadayuki Kanno +1 more | 1994-07-19 |
| 5321688 | Method and apparatus for transmission of failure information of virtual path in ATM network | Yukio Nakano | 1994-06-14 |
| 5283782 | System switching method and apparatus without loss of signal in cell switching system of asynchronous transfer mode | Akihiko Takase, Takashi Mori, Junichirou Yanagi | 1994-02-01 |
| 5271006 | Frame aligner and method and system for control thereof | Tadayuki Kanno, Masahiro Takatori, Hiromi Ueda | 1993-12-14 |
| 5189668 | ATM switch and ATM multiplexer | Masahiro Takatori, Yukio Nakano, Tadayuki Kanno | 1993-02-23 |
| 5038351 | Coded mark inversion block synchronization circuit | Kazutaka Sakai | 1991-08-06 |
| 5018135 | Add drop multiplexer | Tadayuki Kanno | 1991-05-21 |