Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4667873 | Top or bottom sealing structure for paper container | Nobushige Yasui, Shinzo Saito | 1987-05-26 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4667873 | Top or bottom sealing structure for paper container | Nobushige Yasui, Shinzo Saito | 1987-05-26 |