Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5848374 | Map information processing method and apparatus for correlating road location on a road network map | Masahiko Iwata, Tadashi Nunobiki, Tsuneo Yasuda | 1998-12-08 |
| 5848375 | Method of automatically generating road network information and system for embodying the same | Tadashi Nunobiki, Tsuneo Yasuda, Koichi Ito | 1998-12-08 |
| 5054099 | Binary image reduction method | Fumio Adachi, Tadashi Ichikawa | 1991-10-01 |