Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885897 | Method of making hermetically sealed container | Toshio Gryouda, Michio Watanabe, Kanemichi Yamaguchi | 1989-12-12 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885897 | Method of making hermetically sealed container | Toshio Gryouda, Michio Watanabe, Kanemichi Yamaguchi | 1989-12-12 |