Issued Patents All Time
Showing 26–50 of 64 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6594412 | Optical add/drop device | Takuji Maeda | 2003-07-15 |
| 6545767 | Print server, printing control method, image forming apparatus, image forming method, image forming system, and storage medium | — | 2003-04-08 |
| 6525563 | Crosspoint switch circuit and switch cell electronic circuit | Hiroshi Hamano, Takuji Yamamoto | 2003-02-25 |
| 6522803 | Optical cross-connect equipment | Ichiro Nakajima, Isao Tsuyama | 2003-02-18 |
| 6496289 | Optical exchanger | Tetsuya Nishi, Takuji Maeda, Isao Tsuyama, Ichiro Nakajima | 2002-12-17 |
| 6433900 | Optical wavelength multiplexing system having a redundant configuration | Tetsuya Nishi, Ichiro Nakajima, Takuji Maeda, Isao Tsuyama | 2002-08-13 |
| 6411620 | Connectionless communication system | Tadahiro Takase, Kazuo Hajikano, Takeshi Kawasaki, Toshio Shimoe, Tetsuo Tachibana +6 more | 2002-06-25 |
| 6404940 | Optical cross connect apparatus and optical network | Isao Tsuyama, Ichiro Nakajima | 2002-06-11 |
| 6285473 | Polarization control optical space switch | Tetsuya Nishi, Takuji Maeda, Tsuyoshi Yamamoto | 2001-09-04 |
| 6154583 | Optical switch | Tetsuya Nishi, Takuji Maeda, Isao Tsuyama, Ichiro Nakajima | 2000-11-28 |
| 6134031 | Polarization control optical space switch | Tetsuya Nishi, Takuji Maeda, Tsuyoshi Yamamoto | 2000-10-17 |
| 6112035 | Equipment control apparatus | Masanori Miyata, Hideki Adachi, Shinichi Nakamura, Naoyuki Ohki, Tokuharu Kaneko +5 more | 2000-08-29 |
| 6085913 | Sheet stacking apparatus capable of shifting sheets on bins | Yasuyuki Aiko, Mitsuhiko Sato, Masahito Yamamoto, Yoshihito Osari | 2000-07-11 |
| 6072610 | Optical transmission system | Kazuo Hironishi, Tetsuya Nishi, Takuji Maeda | 2000-06-06 |
| 6064915 | Equipment control apparatus | Tokuharu Kaneko, Masanori Miyata, Hideki Adachi, Shinichi Nakamura, Naoyuki Ohki +5 more | 2000-05-16 |
| 5918101 | Image forming apparatus | — | 1999-06-29 |
| 5894416 | Equipment control unit | — | 1999-04-13 |
| 5809012 | Connectionless communication system | Tadahiro Takase, Kazuo Hajikano, Takeshi Kawasaki, Toshio Shimoe, Tetsuo Tachibana +6 more | 1998-09-15 |
| 5805320 | Cross-connect device | Kazuo Hironishi, Takuji Maeda | 1998-09-08 |
| 5752040 | Image processing apparatus which can update program | Satoshi Kaneko, Hideki Adachi, Shinichi Nakamura, Naoyuki Ohki, Tokuharu Kaneko +6 more | 1998-05-12 |
| 5722650 | Sorter apparatus capable of shifting sheet on tray toward predetermined side surface | Masahito Yamamoto, Yasuyuki Aiko, Mitsuhiko Sato, Yoshihito Osari | 1998-03-03 |
| 5715075 | Optical processing device operating in a wavelength-synchronized mode and an optical circuit exchanger that uses such an optical processing device | Kazuhiro Tanaka, Kiyohide Wakao, Hiroyuki Nobuhara, Nobuhiro Fujimoto, Hiroyuki Rokugawa | 1998-02-03 |
| 5689501 | Connectionless communication system | Tadahiro Takase, Kazuo Hajikano, Takeshi Kawasaki, Toshio Shimoe, Tetsuo Tachibana +6 more | 1997-11-18 |
| 5657144 | Optical processing device operating in a wavelength-synchronized mode and an optical circuit exchanger that uses such an optical processing device | Kazuhiro Tanaka, Kiyohide Wakao, Hiroyuki Nobuhara, Nobuhiro Fujimoto, Hiroyuki Rokugawa | 1997-08-12 |
| 5610913 | Switching equipment for performing a switching operation for a high-speed packet in broadband Integrated Services Digital Network | Hiroshi Tomonaga, Naoki Matsuoka, Miwako Watanabe, Yutaka Ezaki, Akira Hakata +2 more | 1997-03-11 |