Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5704013 | Map determination method and apparatus | Kazuo Ishii, Yasuhiko Kato, Hiroaki Ogawa, Masanori Omote, Kazuo Watanabe +1 more | 1997-12-30 |
| H1646 | Speech recognition adapter for telephone system | Yasuhiko Kato, Miyuki Tanaka | 1997-05-06 |