Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6683712 | Optical amplification apparatus using Raman amplification | Miki Onaka, Etsuko Hayashi, Yasushi Sugaya | 2004-01-27 |
TT
Tomoto Tanaka
Overall (2004): #95,957 of 270,089Top 40%
1
Patents 2004