Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4715527 | Ultrasonically sealed side seam on cup | Kiyoshi Tsuzuki, Yoshiaki Take | 1987-12-29 |
| 4374697 | Container, and method and device for manufacturing the same | Kiyoshi Tsuzuki, Yoshiaki Take | 1983-02-22 |