Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |