Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8607973 | Packaging structure for roll paper | Takashi Il, Toshifusa Hirano, Wataru Oyama | 2013-12-17 |
| 8485354 | Packaging structure for roll paper | Takashi Il, Toshifusa Hirano, Wataru Oyama | 2013-07-16 |
| 8292071 | Packaging structure for roll paper | Takashi Il, Toshifusa Hirano, Wataru Oyama | 2012-10-23 |
| 6899003 | Rotary cutting machine for corrugated cardboard plate | — | 2005-05-31 |