Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6753376 | Aqueous water-and oil-repellent dispersion | Masayuki Yamana, Masahiro Miyahara, Masaki Fukumori, Ryosuke Hara | 2004-06-22 |
| 6699914 | Water-repellent composition for foaming process | Ryosuke Hara, Fumihiko Yamaguchi | 2004-03-02 |