Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8040186 | Radio frequency amplifier circuit and mobile communication terminal using the same | Masao Nakayama, Hiroshi Sugiyama, Kouki Yamamoto, Kaname Motoyoshi | 2011-10-18 |
| 7639080 | Radio frequency amplifier circuit and mobile communication terminal using the same | Masao Nakayama, Hiroshi Sugiyama, Kouki Yamamoto, Kaname Motoyoshi | 2009-12-29 |