Issued Patents All Time
Showing 76–100 of 147 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6897814 | Mobile radio | Atsushi Yamamoto, Koichi Ogawa, Shinji Kamaeguchi, Tsukasa Takahashi, Kenichi Yamada | 2005-05-24 |
| D502464 | Antenna | Koichi Ogawa | 2005-03-01 |
| D501847 | Antenna | Koichi Ogawa | 2005-02-15 |
| 6850205 | Waveguide antenna apparatus provided with rectangular waveguide and array antenna apparatus employing the waveguide antenna apparatus | Atsushi Yamamoto, Koichi Ogawa | 2005-02-01 |
| 6825811 | Display-antenna integral structure and communication apparatus | Atsushi Yamamoto, Koichi Ogawa, Hiroaki Kosugi, Kenichi Yamada | 2004-11-30 |
| 6809691 | Directivity controllable antenna and antenna unit using the same | Atsushi Yamamoto, Koichi Ogawa | 2004-10-26 |
| 6806835 | Antenna structure, method of using antenna structure and communication device | Atsushi Yamamoto, Koichi Ogawa, Kenichi Yamada, Toshihiro Asahina, Shinji Kamaeguchi | 2004-10-19 |
| 6806836 | Helical antenna apparatus provided with two helical antenna elements, and radio communication apparatus provided with same helical antenna apparatus | Koichi Ogawa, Yoshio Koyanagi | 2004-10-19 |
| 6801381 | Magnetic disk apparatus | Takeshi Suzuki, Hiroshi Tsuyuguchi | 2004-10-05 |
| D491557 | Antenna | Koichi Ogawa | 2004-06-15 |
| D490801 | Antenna | Koichi Ogawa | 2004-06-01 |
| 6744163 | Vibration type brushless motor | Hidetoshi Kajiwara | 2004-06-01 |
| D490401 | Antenna | Koichi Ogawa | 2004-05-25 |
| 6731920 | Portable telephone apparatus and control method thereof | Koichi Ogawa, Kenichi Yamada, Yoshio Koyanagi | 2004-05-04 |
| 6680712 | Antenna having a conductive case with an opening | Atsushi Yamamoto, Koichi Ogawa | 2004-01-20 |
| 6670925 | Inverted F-type antenna apparatus and portable radio communication apparatus provided with the inverted F-type antenna apparatus | Atsushi Yamamoto, Koichi Ogawa, Shinji Kamaeguchi, Kenichi Yamada, Tsukasa Takahashi | 2003-12-30 |
| 6642560 | MOSFET with a thin gate insulating film | Hisayo Momose, Masanobu Saito, Tatsuya Ohguro, Mizuki Ono, Takashi Yoshitomi +1 more | 2003-11-04 |
| 6633261 | Antenna and wireless device incorporating the same | Atsushi Yamamoto, Koichi Ogawa, Shinji Kamaeguchi, Tsukasa Takahashi, Kenichi Yamada | 2003-10-14 |
| 6600455 | M-shaped antenna apparatus provided with at least two M-shaped antenna elements | Atsushi Yamamoto, Koichi Ogawa | 2003-07-29 |
| 6559565 | Motor apparatus | Takeshi Suzuki | 2003-05-06 |
| 6549169 | Antenna for mobile wireless communications and portable-type wireless apparatus using the same | Toshimitsu Matsuyoshi, Koichi Ogawa | 2003-04-15 |
| 6538618 | Antenna | Atsushi Yamamoto, Koichi Ogawa | 2003-03-25 |
| 6410952 | MOSFET with a thin gate insulating film | Hisayo Momose, Masanobu Saito, Tatsuya Ohguro, Mizuki Ono, Takashi Yoshitomi +1 more | 2002-06-25 |
| 6229164 | MOSFET with a thin gate insulating film | Hisayo Momose, Masanobu Saito, Tatsuya Ohguro, Mizuki Ono, Takashi Yoshitomi +1 more | 2001-05-08 |
| 6114911 | Power amplifier | Kaoru Ishida, Hiroaki Kosugi, Takashi Enoki, Youichi Morinaga | 2000-09-05 |