Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4818847 | Apparatus for optically reading printed information | Masahiro Hara, Toshiyasu Sakai, Tadao Oshima, Hiroshi Yamamoto, Hiromitsu Takai | 1989-04-04 |
| 4383241 | Voice warning system for vehicles | Akira Kojima | 1983-05-10 |