Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8816794 | Signal branching filter, electronic device using the same, antenna apparatus, and signal transmission system used in all of the above | Susumu Fukushima, Hidenori Kitamura, Yuta Yamamoto, Takuya Hayashi | 2014-08-26 |
| 8089312 | Amplifying circuit with bypass circuit, and electronic device using the same | Motoyuki Okayama, Hiroshi Iwai, Hidenori Kitamura, Yuta Yamamoto | 2012-01-03 |
| 7830329 | Composite antenna and portable terminal using same | Susumu Fukushima | 2010-11-09 |
| 7561112 | Composite antenna device | — | 2009-07-14 |