Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7009470 | Waveguide-type dielectric filter | Yukikazu Yatabe, Hiroshi Kojima | 2006-03-07 |
| 6707133 | Semiconductor chip having an arrayed waveguide grating and module containing the semiconductor chip | Shinya Watanabe | 2004-03-16 |