Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6788164 | Complex high frequency components | Hiroshi Shigemura, Hideaki Nakakubo, Emiko Kawahara, Toru Yamada | 2004-09-07 |
| 6784759 | Antenna duplexer and communication apparatus | Hiroyuki Nakamura, Toru Yamada, Toshio Ishizaki | 2004-08-31 |
| 6747528 | Dielectric filter, antenna duplexer, and communications appliance | Hiroshi Kushitani, Hiroshi Shigemura, Toru Yamada, Toshio Ishizaki, Hideaki Nakakubo | 2004-06-08 |