Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4364992 | Two layer absorbent article with super water-absorbing polymer | Osamu Ito | 1982-12-21 |
| 4357938 | Disposable diaper | Osamu Ito, Harumasa Yamasaki | 1982-11-09 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4364992 | Two layer absorbent article with super water-absorbing polymer | Osamu Ito | 1982-12-21 |
| 4357938 | Disposable diaper | Osamu Ito, Harumasa Yamasaki | 1982-11-09 |