Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9552501 | Card reader and control method of card reader | Yoshihito Komatsu, Kazutoshi Ishikawa, Katsuhisa Higashi | 2017-01-24 |
| 8824073 | Card reader and control method of card reader | Yoshihito Komatsu, Kazutoshi Ishikawa, Katsuhisa Higashi | 2014-09-02 |
| 7076339 | Energy-saving service offering method and apparatus therefor | Takashi Yabutani, Atsushi Abe, Yuji Yamamoto, Tetsuo Fujigaki, Taichirou Yabuno +1 more | 2006-07-11 |
| 6775595 | Energy-saving service offering method and apparatus therefor | Takashi Yabutani, Atsushi Abe, Yuji Yamamoto, Tetsuo Fujigaki, Taichirou Yabuno +1 more | 2004-08-10 |