Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6040941 | Reflection screen and method for producing the same | Akiyoshi Takeno, Toshihiro Koike, Satoshi Ako, Yasunori Sugiyama | 2000-03-21 |
| 5983453 | Door operation mechanism | — | 1999-11-16 |