Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5553649 | Blind apparatus | Yukinori Chisaka, Masaki Daizen, Yutaka Okamura, Yukihiro Tajima, Akira Sone +1 more | 1996-09-10 |
| 5423367 | Blind with two-part angular slats having cord passing slots formed only in one of the parts | Hiroomi Yamanaka, Akira Sone, Kenichi Saitoh, Masaaki Yamagishi, Shimichiro Yoshida | 1995-06-13 |