Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6825972 | Raman amplifier | Shu Namiki | 2004-11-30 |
| 6775057 | Raman amplifier, optical repeater, and raman amplification method | Youichi Akasaka, Shu Namiki | 2004-08-10 |
| 6768577 | TUNABLE MULTIMODE LASER DIODE MODULE, TUNABLE MULTIMODE WAVELENGTH DIVISION MULTIPLEX RAMAN PUMP, AND AMPLIFIER, AND A SYSTEM, METHOD, AND COMPUTER PROGRAM PRODUCT FOR CONTROLLING TUNABLE MULTIMODE LASER DIODES, RAMAN PUMPS, AND RAMAN AMPLIFIERS | Benjamin John Eggleton, Paul Steinvurzel, Shu Namiki, Akira Fujisaki, Toshio Kimura | 2004-07-27 |
| 6738180 | Optical transmission system | Takeshi Hirasawa, Soko Kado | 2004-05-18 |