Issued Patents 2003
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6665113 | Wavelength converter and wavelength division multiplexing transmission method using same | Osamu Aso, Kouki Sato, Hijiri Nimura | 2003-12-16 |
| 6654162 | Raman amplifier, optical repeater, and Raman amplification method | Youichi Akasaka, Yoshihiro Emori | 2003-11-25 |
| 6646787 | Raman amplifier, optical repeater, and Raman amplification method | Youichi Akasaka, Yoshihiro Emori | 2003-11-11 |
| 6636344 | Raman amplifier, optical repeater, and raman amplification method | Youichi Akasaka, Yoshihiro Emori | 2003-10-21 |
| 6633697 | Raman amplification method and optical signal transmission method using same | Yoshihiro Emori | 2003-10-14 |
| 6611370 | Raman amplifier system, apparatus and method for identifying, obtaining and maintaining an arbitrary Raman amplification performance | Yoshihiro Emori, Mikio Ogai | 2003-08-26 |
| 6611369 | Optical signal amplifier | Shunichi Matsushita, Yoshihiro Emori | 2003-08-26 |
| 6542666 | Optical component | Toshiaki Tsuda, Shigehito Yodo, Kazuyo Mizuno, Yu Mimura, Toshihiko Ohta +1 more | 2003-04-01 |
| 6522818 | Method for efficient four-wave mixing generation and short pulse generation equipment using the method | Osamu Aso, Masateru Tadakuma | 2003-02-18 |