Issued Patents 2004
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6828883 | High performance dielectric ceramic filter | Masahiko Kitajima, Hiroshi Nakamura | 2004-12-07 |
| 6801692 | Optical coupling structure | Masashi Usami, Hidenori Takahashi | 2004-10-05 |
| 6731836 | Dispersion compensator | Hidenori Takahashi, Masashi Usami | 2004-05-04 |
| 6728019 | Optical gate and optical phase modulator | Masashi Usami, Munefumi Tsurusawa | 2004-04-27 |
| 6724279 | Duplexer filter with offset resonator holes | Masahiko Kitajima, Hiroshi Nakamura | 2004-04-20 |