Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6600742 | Add-drop multiplexer in an SDH transmission unit | Masaki Hiromori, Hiroyuki Matsuo, Hirokazu Ito | 2003-07-29 |
| 6400614 | Transmission device and integrated circuit | Masaki Hiromori, Toshiaki Asai, Yoshinari Oshio, Masato Hashizume, Megumi Shibata +1 more | 2002-06-04 |