Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6312157 | Packaging bags and method of producing same | Masatoshi Imanaka | 2001-11-06 |
| 5570569 | Quadrangular package bag and method and apparatus therefor | — | 1996-11-05 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6312157 | Packaging bags and method of producing same | Masatoshi Imanaka | 2001-11-06 |
| 5570569 | Quadrangular package bag and method and apparatus therefor | — | 1996-11-05 |