Issued Patents 1997
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5690624 | Disposable diaper | Toru Sasaki, Kenichi HISADA | 1997-11-25 |
| 5662637 | Disposable absorbent article | Hideaki Kitaoka, Isamu Yamazaki | 1997-09-02 |
| 5628738 | Welded disposable diapers | — | 1997-05-13 |
| 5618366 | Welding method for disposable diapers | — | 1997-04-08 |
| 5601546 | Disposable diaper | Hiroyuki Tanji | 1997-02-11 |