Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5103614 | Soundproofing woody flooring | Shiro Kawaguchi | 1992-04-14 |
| 4953335 | Decorative board having hot-melt resin joints | Shiro Kawaguchi | 1990-09-04 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5103614 | Soundproofing woody flooring | Shiro Kawaguchi | 1992-04-14 |
| 4953335 | Decorative board having hot-melt resin joints | Shiro Kawaguchi | 1990-09-04 |