Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6534044 | Cosmetic preparation, surface-hydrophobized silica-coated metal oxide particles, sol of silica-coated metal oxide, and processes for producing these | Koichi Wada, Nobuaki Ishii, Kazuo Sekiguchi, Michihiro Takama | 2003-03-18 |