Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5129588 | Apparatus of shrinking volumes of waste materials of foam resin products | Sugiyama Katsuhiko | 1992-07-14 |
| 4394839 | Combustion apparatus | — | 1983-07-26 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5129588 | Apparatus of shrinking volumes of waste materials of foam resin products | Sugiyama Katsuhiko | 1992-07-14 |
| 4394839 | Combustion apparatus | — | 1983-07-26 |