Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7461440 | Blind, blind slat, manufacturing method of the same, and forming machine of the same | Sumitaka Sasaki, Eiji Sakuma | 2008-12-09 |
| 7069973 | Blind, slat for blinds, and method of producing the same and forming machine therefor | Sumitaka Sasaki, Eiji Sakuma | 2006-07-04 |
| 5787951 | Roman shade | Hideaki Tonomura, Hidehiko Nakamura, Hiroomi Yamanaka, Akira Sone | 1998-08-04 |