Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6600742 | Add-drop multiplexer in an SDH transmission unit | Masaki Hiromori, Hiroyuki Matsuo, Hirokazu Ito | 2003-07-29 |
SM
Seiji Matsuzaki
Overall (2003): #122,209 of 273,478Top 45%
1
Patents 2003