Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6500550 | Resin-composite aluminum profiles, heat insulating aluminum profiles, and method and apparatus for production thereof | Masatake Tsuboi, Masaki Wakabayashi, Norio Shioda, Shigeo Irie, Masaaki Iwakura | 2002-12-31 |
| 6143372 | Resin-composite aluminum profiles and apparatus for production thereof | Masatake Tsuboi, Masaki Wakabayashi, Norio Shioda, Shigeo Irie, Masaaki Iwakura | 2000-11-07 |