Issued Patents All Time
Showing 51–75 of 76 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7589687 | Antenna apparatus provided with antenna element excited through multiple feeding points | Hiroshi Iwai, Atsushi Yamamoto, Tsutomu Sakata | 2009-09-15 |
| 7532168 | Folding portable wireless unit | Seiichi Nakanishi, Kouta Aoki, Nozomi Koh, Yutaka Saito, Kenya Nagano | 2009-05-12 |
| 7502592 | Adaptive antenna apparatus provided with controller for controlling to select best demodulated signal | Atsushi Yamamoto, Koichi Ogawa, Hiroshi Iwai, Akira Kato | 2009-03-10 |
| 7453405 | Portable wireless device | Tomoaki Nishikido, Yutaka Saito, Kiyoshi Egawa | 2008-11-18 |
| 7439918 | Adaptive antenna apparatus including adaptive controller for adaptive controlling at least two antenna elements | Hiroshi Iwai, Atsushi Yamamoto, Koichi Ogawa | 2008-10-21 |
| 7436364 | Mobile radio apparatus | Tomoaki Nishikido, Yutaka Saito, Hiroshi Haruki, Kiyoshi Egawa | 2008-10-14 |
| 7324047 | Adaptive antenna apparatus for selecting adaptive control processing according to detected signal quality and radio communication apparatus using the same | Atsushi Yamamoto, Koichi Ogawa, Hiroshi Iwai, Akira Kato | 2008-01-29 |
| 7315728 | Polarized wave measuring apparatus, and antenna characteristic measuring apparatus and radio wave measuring apparatus using the same | Masahiro Mimura, Yoichi Nakagawa, Kentaro Miyano | 2008-01-01 |
| 7268564 | Apparatus for measuring specific absorption rate of radio communication apparatus | Akihiro Ozaki, Koichi Ogawa, Yutaka Saito, Shoichi Kajiwara, Yoshitaka Asayama +1 more | 2007-09-11 |
| 7212164 | Radio terminal device antenna and radio terminal device | Kentaro Miyano, Yoichi Nakagawa, Masahiro Mimura, Kyohei Fujimoto | 2007-05-01 |
| 7062245 | Radio transmission apparatus and radio reception apparatus | Kentaro Miyano, Youichi Nakagawa, Masahiro Mimura, Makoto Hasegawa | 2006-06-13 |
| 6919845 | Apparatus for measuring specific absorption rate based on near magnetic field for use in radio apparatus | Akihiro Ozaki, Koichi Ogawa, Yutaka Saito, Shoichi Kajiwara, Yoshitaka Asayama +1 more | 2005-07-19 |
| 6919861 | Array antenna apparatus | Kentaro Miyano, Yoichi Nakagawa, Masahiro Mimura | 2005-07-19 |
| 6882144 | Electromagnetic wave measuring apparatus and method | Shoichi Kajiwara, Akihiro Ozaki, Koichi Ogawa, Yoshitaka Asayama, Yutaka Saito | 2005-04-19 |
| 6806836 | Helical antenna apparatus provided with two helical antenna elements, and radio communication apparatus provided with same helical antenna apparatus | Koichi Ogawa, Hiroshi Iwai | 2004-10-19 |
| 6731920 | Portable telephone apparatus and control method thereof | Hiroshi Iwai, Koichi Ogawa, Kenichi Yamada | 2004-05-04 |
| 6697025 | Antenna apparatus | Hisashi Morishita, Jun Ito | 2004-02-24 |
| 6611504 | Mobile wireless device | Makoto Kanda | 2003-08-26 |
| 6590538 | Antenna apparatus | Genji Hirokawa, Koichi Ogawa, Koichi Ito | 2003-07-08 |
| 6459412 | Antenna unit | Hisashi Morishita, Kyohei Fujimoto | 2002-10-01 |
| 6246372 | Extendable whip antenna | Kiyoshi Egawa, Masazumi Yamazaki, Hidehiro Yanagibashi | 2001-06-12 |
| 6211830 | Radio antenna device | Kenji Monma, Toshimitsu Matsuyoshi, Koichi Ogawa | 2001-04-03 |
| 6147651 | Antenna system | Masazumi Yamazaki, Kouichi Ogawa | 2000-11-14 |
| 6078292 | Small-sized wireless device | Tsukasa Takahashi, Koichi Ogawa | 2000-06-20 |
| 5982330 | Antenna apparatus | Koichi Ogawa, Masazumi Yamazaki | 1999-11-09 |