Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8346221 | Message transmitter and response message transmitting method in cellular mobile telephone apparatus and recording medium recording program for executing the method | Kazutoshi Higuchi, Katsuo Ogawa, Fumitaka Itoh, Teiji Okamoto | 2013-01-01 |
| 8340643 | Response message transmitter and response message transmitting method in cellular mobile telephone apparatus and recording medium recording program for executing the method | Kazutoshi Higuchi, Katsuo Ogawa, Fumitaka Itoh, Teiji Okamoto | 2012-12-25 |
| 6823182 | Cellular mobile telephone apparatus | Kazutoshi Higuchi, Katsuo Ogawa, Fumitaka Itoh, Teiji Okamoto | 2004-11-23 |
| 6799034 | Response message transmitter and response message transmitting method in cellular mobile telephone apparatus and recording medium recording program for executing the method | Kazutoshi Higuchi, Katsuo Ogawa, Fumitaka Itoh, Teiji Okamoto | 2004-09-28 |
| 6697647 | Cellular mobile telephone apparatus and an alarm device therefor | Kazutoshi Higuchi, Hiroyuki Tomihara, Yoshihiro Kanomata | 2004-02-24 |
| 6539218 | Message transmitter and response message transmitting method in cellular mobile telephone apparatus and recording medium recording program for executing the method | Kazutoshi Higuchi, Katsuo Ogawa, Fumitaka Itoh, Teiji Okamoto | 2003-03-25 |
| 6377823 | Cellular mobile telephone apparatus and an alarm device therefor | Kazutoshi Higuchi, Hiroyuki Tomihara, Yoshihiro Kanomata | 2002-04-23 |
| 6275690 | Cellular mobile telephone apparatus | Kazutoshi Higuchi, Katsuo Ogawa, Fumitaka Itoh, Teiji Okamoto | 2001-08-14 |
| 6032058 | Cellular mobile telephone apparatus and an alarm device therefor | Kazutoshi Higuchi, Hiroyuki Tomihara, Yoshihiro Kanomata | 2000-02-29 |
| 5850601 | Cordless telephone apparatus | Kosaku Aida | 1998-12-15 |
| 5778314 | Speech message recording and reproducing method and apparatus | Shigeyuki Sudo, Toru Tanaka | 1998-07-07 |
| 5696792 | Digital radiocommunication terminal | Shigeyuki Sudo, Katsumi Takeda, Jun Yamada | 1997-12-09 |
| 5493710 | Communication system having oscillation frequency calibrating function | Shigeyuki Sudo | 1996-02-20 |
| 5450613 | Mobile communications equipment which detects and notifies when it is moved into or out of a service area | Shigeyuki Sudo, Shuuichi Sekiguchi | 1995-09-12 |
| 5361047 | PI/4 shift QPSK modulator and communication apparatus used therewith | Tomohiro Esaki, Shigeyuki Sudo, Teiji Okamoto | 1994-11-01 |
| 5210775 | .pi./4 shift QPSK modulator and communication apparatus | Tomohiro Ezaki, Shigeyuki Sudo, Teiji Okamoto | 1993-05-11 |
| 4773026 | Picture display memory system | Atsuki Edamura, Tetsuya Ikeda, Teiji Okamoto | 1988-09-20 |