Issued Patents 2004
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6831777 | Optical transmission system and method | Toshiki Tanaka | 2004-12-14 |
| 6814804 | Apparatus and method for printing solder paste | Hiroaki Onishi, Shoji Sato, Takaaki Higashida, Akira Kabeshita | 2004-11-09 |
| 6791744 | Raman amplification optical fiber, optical fiber coil, raman amplifier, and optical communication system | Eisuke Sasaoka, Motoki Kakui, Masashi Onishi, Toshiki Tanaka | 2004-09-14 |
| 6738181 | Optical sending apparatus and channel extension method | Hiroshi Nakamoto, Terumi Chikama | 2004-05-18 |
| 6694875 | Screen printing method and screen printing apparatus | Ken Takahashi, Naoichi Chikahisa, Yousuke Nagasawa, Akihiko Wachi, Seishiro Yanachi +2 more | 2004-02-24 |
| 6681082 | Wavelength division multiplexing optical transmission system, optical amplifier and dispersion compensator | Toshiki Tanaka | 2004-01-20 |