Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10746551 | Positioning apparatus and positioning method | Tadatomi Ishigami, Takashi Irie, Masatoshi Fujii, Kohei Fujimoto, Atsushi Mori | 2020-08-18 |
| 9183740 | Travel pattern generation device | Yuko Ota, Masahiko Ikawa, Yoshitsugu Sawa, Hiroyuki Kumazawa, Takashi Irie | 2015-11-10 |
| 9074905 | Route search device | Masahiko Ikawa, Yasuhiro Nishikawa, Ryusuke Kinoshita, Takashi Irie | 2015-07-07 |
| 7797103 | Navigation apparatus | Tadatomi Ishigami, Yoshitsugu Sawa, Yukio Goto, Hiroyuki Kumazawa, Masaharu Umezu +4 more | 2010-09-14 |
| 7472099 | Forecasting apparatus | Yukio Goto, Fumio Ueda, Hiroyuki Kumazawa | 2008-12-30 |