Issued Patents All Time
Showing 26–49 of 49 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7136427 | Method and apparatus for adaptive modulation using space-time block code matrix | Sumaru Niida, Yoshio Takeuchi | 2006-11-14 |
| 6907260 | Method for controlling transmit power for communication system | Katsuhiko Tsunehara, Takashi Yano, Takaki Uta, Toshiro Suzuki | 2005-06-14 |
| 6895038 | Communication system | Joichi Saito, Hideki Shimizu, Naoki Tsubaki, Yuuji Ishida | 2005-05-17 |
| 6856084 | Fluorescent display device | Mitsuyoshi Nihei, Yuji Nomura, Yusuke Yasuoka, Junichiro Kogure, Tadashi Mizohata | 2005-02-15 |
| 6836484 | Wireless packet communication method and system for transmitting packets between base station and radio terminal station | — | 2004-12-28 |
| 6834197 | Base station apparatus, mobile communication system, and method of controlling transmission power | Naruhito Nakahara, Yuuji Ishida, Naoki Tsubaki, Joichi Saito, Yoshio Takeuchi +1 more | 2004-12-21 |
| 6763059 | Spread spectrum signal demodulator | Yoshio Takeuchi | 2004-07-13 |
| 6615030 | Mobile communications system and radio base station apparatus | Joichi Saito, Naruhito Nakahara, Yuuji Ishida, Naoki Tsubaki, Yoshio Takeuchi +1 more | 2003-09-02 |
| 6572786 | Phosphor and fluorescent display device | Kuniaki Kawatsu, Chiyuki Hayakawa | 2003-06-03 |
| 6526261 | Control method of transmitting power in cellular system | Yoshio Takeuchi | 2003-02-25 |
| 6525468 | Fluorescent display device with conductive layer comprising aluminum paste | Hiroyuki Wada, Junichiro Kogure, Masahiro Kato, Kazuhiko Itakura, Akio Namiki +1 more | 2003-02-25 |
| 6351649 | Mobile communication system | Fumio Watanabe, Yoshio Takeuchi, Hisato Iwai, Akira Yamaguchi | 2002-02-26 |
| 6146275 | Image processing apparatus | Toshinori Asai | 2000-11-14 |
| 6118806 | Signal synthesis method and apparatus under diversity reception | Sumaru Niida | 2000-09-12 |
| 6088383 | Spread-spectrum signal demodulator | Yoshio Takeuchi | 2000-07-11 |
| 6034180 | Resin composition | Katsutoshi Ishioka | 2000-03-07 |
| 6002931 | Interworking apparatus for roaming among different mobile networks | Akira Yamaguchi, Masayoshi Ohashi, Yoshihiko Nodera, Fumio Watanabe | 1999-12-14 |
| 5889861 | Identity confidentiality method in radio communication system | Masayoshi Ohashi, Seiichiro Sakai | 1999-03-30 |
| 5761309 | Authentication system | Masayoshi Ohashi | 1998-06-02 |
| 5705097 | Fluorescent display device with conductive paste having Ag, Sb, and Zn | Kuniaki Kawatsu | 1998-01-06 |
| 5596641 | Authentication method for mobile communications | Masayoshi Ohashi, Yoshio Takeuchi, Akira Yamaguchi, Seiichiro Sakai, Toshio Mizuno | 1997-01-21 |
| 5467368 | Spread spectrum signal demodulator | Yoshio Takeuchi | 1995-11-14 |
| 5341171 | Video camera apparatus with a connecting device for easy connection with electric apparatus | Akinari Mori, Yoshisada Okayasu, Takehiko Suzuki | 1994-08-23 |
| 4520406 | Video tape recorder with record review mode for editing signals recorded on magnetic tape | Minoru Ozawa | 1985-05-28 |