Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6538674 | Geographic information display control system | Norimasa Shibata, Keiro Muro | 2003-03-25 |
| 6505186 | Method of managing feature data | Keiro Muro, Kazuaki Iwamura, Kazuo Tsutsui | 2003-01-07 |
| 5544052 | Digital cartographic system for geographical information processing | Takehiro Fujita, Shigeru Kakumoto | 1996-08-06 |
| 5444618 | Apparatus and method for topographic processing | Shinji Seki, Makoto Ibusuki | 1995-08-22 |
| 5172102 | Graphic display method | Kazuaki Iwamura, Yoshizo Ito | 1992-12-15 |