Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6580674 | Phase shifter and optical head device mounted with the same | Takehiko Nishiyama, Hiromasa Sato, Masahiro Murakawa, Yoshiharu Ooi, Yuzuru Tanabe | 2003-06-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6580674 | Phase shifter and optical head device mounted with the same | Takehiko Nishiyama, Hiromasa Sato, Masahiro Murakawa, Yoshiharu Ooi, Yuzuru Tanabe | 2003-06-17 |