Issued Patents All Time
Showing 76–98 of 98 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7360012 | Semiconductor memory device including memory controller for transmitting writing rate information to memory access device | Kazuaki Tamura, Tomoaki Izumi, Tetsushi Kasahara, Masahiro Nakanishi, Kiminori Matsuno | 2008-04-15 |
| 7343102 | Optical transmission system with automatic signal level adjustment and startup functions | Hiroaki Tomofuji, Taizo Maeda, Hideki Kobayashi, Tatsuo Nagayoshi, Tetsuo Wada | 2008-03-11 |
| 7340614 | Semiconductor device including encryption section, semiconductor device including external interface, and content reproduction method | Makoto Fujiwara, Yusuke Nemoto, Junichi Yasui, Takayuki Ito, Yasushi Yamada +1 more | 2008-03-04 |
| 7286758 | Method for switching transmission route, and optical transmission device | Yuji Shimada, Hiroaki Tomofuji, Takeshi Sakamoto, Ichiro Nakajima | 2007-10-23 |
| 7143261 | Semiconductor memory card access apparatus, a computer-readable recording medium, an initialization method, and a semiconductor memory card | Teruto Hirota | 2006-11-28 |
| 6903324 | Optical amplifier amplifying wavelength multiplexed light, and wavelength multiplexed light communications system | Hiroaki Tomofuji, Norifumi Shukunami, Tatsuya Tsuzuki, Yuichi Suzuki | 2005-06-07 |
| 6829674 | Semiconductor memory card access apparatus, a computer-readable recording medium, an initialization method, and a semiconductor memory card | Teruto Hirota | 2004-12-07 |
| 6829676 | Semiconductor memory card access apparatus, a computer-readable recording medium, an initialization method, and a semiconductor memory card | Teruto Hirota | 2004-12-07 |
| 6829675 | Semiconductor memory card access apparatus, a computer-readable recording medium, an initialization method, and a semiconductor memory card | Teruto Hirota | 2004-12-07 |
| 6823422 | Semiconductor memory card access apparatus, a computer-readable recording medium, an initialization method, and a semiconductor memory card | Teruto Hirota | 2004-11-23 |
| 6768831 | Optical add-drop multiplexing apparatus | — | 2004-07-27 |
| 6768573 | Polarization control optical space switch | Tetsuya Nishi, Satoshi Kuroyanagi, Tsuyoshi Yamamoto | 2004-07-27 |
| 6741811 | Optical cross-connect device and system having the device | Tetsuya Nishi, Satoshi Kuroyanagi, Ichiro Nakajima, Toru Katagiri | 2004-05-25 |
| 6643422 | Optical switch changeover controlling method, optical node device and optical switch system | Toru Katagiri, Satoshi Kuroyanagi, Tetsuya Nishi, Ichiro Nakajima | 2003-11-04 |
| 6611907 | Semiconductor memory card access apparatus, a computer-readable recording medium, an initialization method, and a semiconductor memory card | Teruto Hirota | 2003-08-26 |
| 6594412 | Optical add/drop device | Satoshi Kuroyanagi | 2003-07-15 |
| 6496289 | Optical exchanger | Satoshi Kuroyanagi, Tetsuya Nishi, Isao Tsuyama, Ichiro Nakajima | 2002-12-17 |
| 6433900 | Optical wavelength multiplexing system having a redundant configuration | Satoshi Kuroyanagi, Tetsuya Nishi, Ichiro Nakajima, Isao Tsuyama | 2002-08-13 |
| 6285473 | Polarization control optical space switch | Tetsuya Nishi, Satoshi Kuroyanagi, Tsuyoshi Yamamoto | 2001-09-04 |
| 6154583 | Optical switch | Satoshi Kuroyanagi, Tetsuya Nishi, Isao Tsuyama, Ichiro Nakajima | 2000-11-28 |
| 6134031 | Polarization control optical space switch | Tetsuya Nishi, Satoshi Kuroyanagi, Tsuyoshi Yamamoto | 2000-10-17 |
| 6072610 | Optical transmission system | Satoshi Kuroyanagi, Kazuo Hironishi, Tetsuya Nishi | 2000-06-06 |
| 5805320 | Cross-connect device | Satoshi Kuroyanagi, Kazuo Hironishi | 1998-09-08 |