Issued Patents 2002
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6498542 | Dielectric resonant device, dielectric filter, dielectric duplexer, communication apparatus including the same, and method for forming input-output electrode of the dielectric resonant device | Katsuhito Kuroda, Hideyuki Kato | 2002-12-24 |
| 6496088 | Dielectric filter dielectric duplexer and communication apparatus | Takahiro Okada, Hideyuki Kato | 2002-12-17 |
| 6470173 | Filter unit comprising a wideband bandpass filter and one band-elimination filter | Takahiro Okada, Hideyuki Kato | 2002-10-22 |
| 6433651 | Dielectric filter, composite dielectric filter, duplexer, and communication apparatus having resonance-line holes with offset steps | Katsuhito Kuroda, Hideyuki Kato | 2002-08-13 |
| 6362705 | Dielectric filter unit, duplexer, and communication apparatus | Katsuhito Kuroda, Hideyuki Kato | 2002-03-26 |
| 6351198 | Dielectric filter, duplexer, and communication apparatus | Hideki Tsukamoto, Katsuhito Kuroda, Hideyuki Kato | 2002-02-26 |
| 6340921 | Dielectric filter, dielectric duplexer, and communication apparatus using the same | Katsuhito Kuroda, Hideyuki Kato | 2002-01-22 |