Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4884500 | Apparatus for maintaining or restoring freshness of vegetable body | Yoshihiko Iwasaki | 1989-12-05 |
| 4857350 | Method for maintaining or restoring freshness of plants, vegetables or fruits by treating with water supersaturated with air | Yoshihiko Iwasaki | 1989-08-15 |