Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4850480 | Method of preserving wine in a bottle and a wine preserving container | Tomihisa Kawaguchi, Akira Ota | 1989-07-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4850480 | Method of preserving wine in a bottle and a wine preserving container | Tomihisa Kawaguchi, Akira Ota | 1989-07-25 |