Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6766244 | Uploading and managing vehicle position information | Hirotaka Obata, Naohiko Gonmori, Hiroyuki Nakagawa, Makoto Ijichi | 2004-07-20 |
| 6528708 | Exterior structure for electronic keyboard instrument | Keiji Konishi, Katsuhiko Torii, Tadayuki Ishida | 2003-03-04 |