Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4635509 | Bottle opening machine | Tadakazu Oosawa | 1987-01-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4635509 | Bottle opening machine | Tadakazu Oosawa | 1987-01-13 |