Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5759668 | Heat seal structure | Tatsuro Ishikawa, Hiroyuki Sagawa, Kiyoji Inoue, Tetsuo Shinkai | 1998-06-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5759668 | Heat seal structure | Tatsuro Ishikawa, Hiroyuki Sagawa, Kiyoji Inoue, Tetsuo Shinkai | 1998-06-02 |