Issued Patents 2003
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6661310 | Dielectric duplexer and communication apparatus | Takahiro Okada, Jinsei Ishihara | 2003-12-09 |
| 6646524 | Dielectric filter, dielectric duplexer, and communication apparatus | Takahiro Okada, Jinsei Ishihara | 2003-11-11 |
| 6642817 | Dielectric filter, dielectric duplexer, and communication device | Katsuhito Kuroda, Hirofumi Miyamoto, Jinsei Ishihara | 2003-11-04 |
| 6580338 | Dielectric filter, dielectric duplexer, communication apparatus, and method of designing dielectric resonator apparatus | Hideki Tsukamoto, Katsuhito Kuroda, Jinsei Ishihara | 2003-06-17 |
| 6566987 | Dielectric filter, dielectric duplexer, and communication apparatus | Takahiro Okada, Jinsei Ishihara | 2003-05-20 |
| 6556101 | Dielectric resonator, dielectric filter, dielectric duplexer, and communication device | Hitoshi Tada, Haruo Matsumoto | 2003-04-29 |
| 6549095 | Dielectric filter, dielectric duplexer, and communication apparatus | Hideki Tsukamoto, Katsuhito Kuroda, Jinsei Ishihara | 2003-04-15 |
| 6549093 | Dielectric filter, duplexer, and communication apparatus incorporating the same | Hideki Tsukamoto, Katsuhito Kuroda, Jinsei Ishihara | 2003-04-15 |
| 6545566 | Dielectric filter, dielectric duplexer, and communication device | Hideki Tsukamoto, Katsuhito Kuroda, Jinsei Ishihara | 2003-04-08 |
| 6535078 | Dielectric filter, dielectric duplexer, and communication system | Takahiro Okada, Jinsei Ishihara | 2003-03-18 |
| 6535082 | Dielectric filter, dielectric duplexer, and communication device using the same | Katsuhito Kuroda, Jinsei Ishihara | 2003-03-18 |
| 6535079 | Dielectric filter, dielectric duplexer, and communication apparatus | Motoharu Hiroshima, Shohachi Nishijima | 2003-03-18 |
| 6535077 | Dielectric filter, dielectric duplexer, and communication apparatus | Motoharu Hiroshima, Shohachi Nishijima | 2003-03-18 |
| 6525625 | Dielectric duplexer and communication apparatus | Hideki Tsukamoto, Katsuhito Kuroda, Jinsei Ishihara | 2003-02-25 |
| 6522224 | Method for adjusting characteristics of a dielectric filter | Takahiro Okada, Jinsei Ishihara | 2003-02-18 |
| 6507250 | Dielectric filter, dielectric duplexer, and communication equipment | Hitoshi Tada, Motoharu Hiroshima, Haruo Matsumoto | 2003-01-14 |
| 6504455 | Dielectric filter, dielectric duplexer, communication system, and method of producing dielectric filter | Jun Toda, Motoharu Hiroshima | 2003-01-07 |
| 6504446 | Method for adjusting characteristics of dielectric filter, method for adjusting characteristics of dielectric duplexer, and devices for practicing the methods | Jinsei Ishihara | 2003-01-07 |