Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10174860 | Electromagnetic valve and transmission-use fuel pressure control device using electromagnetic valve | Shuichi Takeda, Katsutoshi Komatsu, Hiroyuki Kutsubo, Masamichi Yamaguchi, Masayuki Hara +3 more | 2019-01-08 |
| 8254926 | Mobile switchboard, mobile unit, mobile communication system, and position-registration extending method | Shinichiro Aikawa, Yoshiko Koizumi, Yoko Shimominami | 2012-08-28 |
| 8041354 | Mobile switchboard, mobile unit, mobile communication system, and position-registration extending method | Shinichiro Aikawa, Yoshiko Koizumi, Yoko Shimominami | 2011-10-18 |
| 7983683 | Communication method, communication apparatus and communication system | Yuichiro Hamano, Mamoru Higuchi, Ritsuo Hayashi | 2011-07-19 |
| 7949339 | Communication method, communication apparatus and communication system | Yuichiro Hamano, Mamoru Higuchi, Ritsuo Hayashi | 2011-05-24 |
| 7941142 | Mobile switchboard, mobile unit, mobile communication system, and position-registration extending method | Shinichiro Aikawa, Yoshiko Koizumi, Yoko Shimominami | 2011-05-10 |
| D628995 | Personal computer | Nobuharu Masuyama, Hiroyuki Fujita | 2010-12-14 |
| 7752282 | Address information managing system, management apparatus, processing apparatus and address book updating method | — | 2010-07-06 |
| 7644155 | Data communication system and data communication method | Masashi Sakai, Shinichiro Aikawa | 2010-01-05 |
| 7454215 | Communication method, communication apparatus and communication system | Yuichiro Hamano, Mamoru Higuchi, Ritsuo Hayashi | 2008-11-18 |
| 7159984 | Subjective optometric apparatus | Yasufumi Fukuma, Yasuo Kato | 2007-01-09 |
| 6891300 | Rotor of induction starting synchronous motor | Tomoaki Kiriya | 2005-05-10 |
| 5719638 | High speed image density converting apparatus | — | 1998-02-17 |
| 5144536 | Electronic circuit substrate | Kiyotaka Tsukada | 1992-09-01 |