Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6712921 | Process for making elastically stretchable composite sheet | Hideyuki Ishikawa | 2004-03-30 |
| 6686028 | Hydrophilic elastically stretchable composite sheet | Koichi Yamaki | 2004-02-03 |