Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7457650 | Portable radio communication apparatus provided with boom portion with through hole | Hiroshi Iwai, Shinji Kamaeguchi, Kenichi Yamada, Atsushi Yamamoto | 2008-11-25 |
| 6806835 | Antenna structure, method of using antenna structure and communication device | Hiroshi Iwai, Atsushi Yamamoto, Koichi Ogawa, Kenichi Yamada, Shinji Kamaeguchi | 2004-10-19 |