Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4939030 | Film for retaining freshness of vegetables and fruits | Shoichi Tsuji, Hazime Musika, Junko Hayakawa, Eiji Miyashita | 1990-07-03 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4939030 | Film for retaining freshness of vegetables and fruits | Shoichi Tsuji, Hazime Musika, Junko Hayakawa, Eiji Miyashita | 1990-07-03 |