Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7178263 | Method of manufacturing incombustible wood | Nariaki Asano, Takahito Asano | 2007-02-20 |
| 7118617 | Fire-proof treatment solution and fire-retardant material therefrom | Nariaki Asano, Takahito Asano | 2006-10-10 |