Issued Patents All Time
Showing 51–69 of 69 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6487193 | Path searched device and CDMA receiver with the same | Hajime Hamada, Kazuo Nagatani, Michiharu Nakamura, Koji Matsuyama | 2002-11-26 |
| 6442218 | Demodulator | Michiharu Nakamura, Kazuo Nagatani, Hajime Hamada, Yoshihiko Asano, Hiroyuki Seki +1 more | 2002-08-27 |
| 6359875 | CDMA receiving apparatus | Hajime Hamada, Hidenobu Fukumasa, Koji Matsuyama | 2002-03-19 |
| 6198731 | Radiocommunication apparatus, and radiocommunication system | Hajime Hamada, Kazuo Nagatani, Hidenobu Fukumasa, Yoshihiko Asano | 2001-03-06 |
| 6108548 | Mobile station and soft handoff method | Hideto Furukawa, Kazuo Nagatani, Yoshiharu Tajima, Hidenobu Fukumasa | 2000-08-22 |
| 6097714 | Code multiplexing transmitting apparatus | Kazuo Nagatani, Hidenobu Fukumasa, Hajime Hamada, Yoshihiko Asano | 2000-08-01 |
| 6081698 | Radio apparatus and offset compensating method | Yukihiro Moriyama, Takeshi Takano, Yoshiya Ohsaki, Yuji Kaneko, Koji Takata +1 more | 2000-06-27 |
| 6058138 | Radio reception system providing improved transmission quality | Hidenobu Fukumasa, Kazuo Nagatani, Hajime Hamada | 2000-05-02 |
| 6041034 | Spread spectrum communication system | Hidenobu Fukumasa, Kazuo Nagatani, Hajime Hamada | 2000-03-21 |
| 6028894 | SIR or SNR measurement apparatus | Kazuo Nagatani, Hidenobu Fukumasa, Hajime Hamada, Yoshihiko Asano | 2000-02-22 |
| 6018545 | Communications device employing spectrum spreading in transmitted bits along a time axis | Hidenobu Fukumasa, Hideto Furukawa, Kazuo Nagatani, Yoshiharu Tajima | 2000-01-25 |
| 6009090 | Code multiplexing wireless apparatus | Kazuo Nagatani, Hidenobu Fukumasa, Hajime Hamada, Yoshihiko Asano | 1999-12-28 |
| 5870668 | Amplifier having distortion compensation and base station for radio communication using the same | Takeshi Takano, Eisuke Fukuda, Hideto Furukawa, Kazuo Nagatani | 1999-02-09 |
| 5272723 | Waveform equalizer using a neural network | Takashi Kimoto, Kazuo Asakawa, Kazuo Kawabata, Eisuke Fukuda, Takeshi Takano | 1993-12-21 |
| 4870659 | FSK demodulation circuit | Takeshi Takano, Takaharu Nakamura, Yukio Takeda, Yasunobu Watanabe | 1989-09-26 |
| 4861746 | Catalyst for hydrotreating heavy hydrocarbon oils and a method of preparing the catalyst | Akira Inoue | 1989-08-29 |
| 4836914 | Method for removing iron content in petroleum series mineral oil therefrom | Akira Inoue, Masaru Ushio, Toru Morita, Hisao Sakoda | 1989-06-06 |
| 4760045 | Catalyst for hydrotreatment of heavy oils and method for its preparation | Ken Kawakatsu, Akira Inoue | 1988-07-26 |
| 4482450 | Process for catalytic reaction of heavy oils | Masaru Ushio, Toru Morita, Takeshi Ishii | 1984-11-13 |