Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8218853 | Change discrimination device, change discrimination method and change discrimination program | Hirokazu Koizumi, Kazuaki Hashizume | 2012-07-10 |
| 6661439 | Information visualization system | Masaki Hara | 2003-12-09 |
| 6597380 | In-space viewpoint control device for use in information visualization system | Shengjin Wang | 2003-07-22 |
| 6075536 | Information visualizing system | Masaki Hara | 2000-06-13 |