Issued Patents 2003
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6643422 | Optical switch changeover controlling method, optical node device and optical switch system | Toru Katagiri, Tetsuya Nishi, Ichiro Nakajima, Takuji Maeda | 2003-11-04 |
| 6597469 | Image forming system, management method of number of outputs from image forming system, and medium storing program for executing the method | — | 2003-07-22 |
| 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 |