Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7377302 | Blind | Koji Takagi | 2008-05-27 |
| 5865234 | Vertical blind | Shinichiro Yoshida | 1999-02-02 |
| 5787951 | Roman shade | Hideaki Tonomura, Hiroomi Yamanaka, Akira Sone, Toshikazu Okita | 1998-08-04 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7377302 | Blind | Koji Takagi | 2008-05-27 |
| 5865234 | Vertical blind | Shinichiro Yoshida | 1999-02-02 |
| 5787951 | Roman shade | Hideaki Tonomura, Hiroomi Yamanaka, Akira Sone, Toshikazu Okita | 1998-08-04 |