Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5598572 | Information terminal system getting information based on a location and a direction of a portable terminal device | Koichiro Tanikoshi, Masayuki Tani, Kimiya Yamaashi, Harumi Uchigasaki, Masayasu Futakawa +3 more | 1997-01-28 |