Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6784767 | Dielectric filter, dielectric duplexer, and communication apparatus | Motoharu Hiroshima, Hideyuki Kato | 2004-08-31 |
| 6771149 | Dielectric filter, dielectric duplexer, and communication device | Motoharu Hiroshima, Hideyuki Kato | 2004-08-03 |
| 6686813 | Dielectric filter, dielectric duplexer, and communication apparatus | Motoharu Hiroshima, Hideyuki Kato | 2004-02-03 |
| 6680661 | Dielectric resonator, dielectric filter, dielectric duplexer, and communication apparatus incorporating the same | Motoharu Hiroshima, Hideyuki Kato | 2004-01-20 |