Issued Patents 2004
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6829816 | Method of manufacturing nonreciprocal circuit device | Yasuhiro Nakagawa, Takashi Hasegawa, Yoshihiro Murai | 2004-12-14 |
| 6734751 | Center electrode assembly, manufacturing method therefor, nonreciprocal circuit device, and communication apparatus | Keiji Okamura | 2004-05-11 |
| 6734753 | Nonreciprocal circuit element and communication device | Takashi Hasegawa | 2004-05-11 |
| 6724276 | Non-reciprocal circuit device and communication apparatus | Takashi Hasegawa | 2004-04-20 |
| 6690248 | Nonreciprocal circuit device including ports having different characteristic impedances and communication apparatus including same | — | 2004-02-10 |
| 6677537 | Nonreciprocal circuit device and mounting structure of the same | — | 2004-01-13 |