Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5606844 | Process for producing a self-supporting package having an outlet stopper and an apparatus for producing said package | Yasuo Noguchi, Mituharu Katayama | 1997-03-04 |
| 5549389 | Outlet stopper for pouch-type fluid containers | Kisaku Chigusa | 1996-08-27 |
| 5501757 | Process for production of a bag having linear ribs | — | 1996-03-26 |
| 5352043 | Self-supporting bag, a method of production thereof and an apparatus for production thereof | Shizuo Hirose, Ikuo Tonouchi | 1994-10-04 |
| 5316603 | Easily openable sealed container and process for producing the same | Seigo Akazawa | 1994-05-31 |
| 5176314 | Easily openable sealed container | Seigo Akazawa | 1993-01-05 |
| 5078817 | Process for producing printed container for food packaging | — | 1992-01-07 |