Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7330708 | Tuning circuit with amplitude attenuation function and integrated circuit for radio communication apparatus | Masahiro Umewaka, Hiroya Yamamoto, Akira Hyougo, Keiji Morijiri | 2008-02-12 |