Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6818606 | Article for use in washing in sheet form | Hirohiko Hanada, Nobuyoshi Yamaguchi, Hiroyuki Saijo, Hiromitsu Hayashi, Hiroyuki Yamashita | 2004-11-16 |
| 6699826 | Sheet-form laundering article | Hiroyuki Saijo, Hiromitsu Hayashi, Hirohiko Hanada, Katsuhiko Kasai | 2004-03-02 |