Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6696034 | Method for producing hydrophobic silica fine powder | Yasuaki Nozawa, Kiyoshi Shirasuna, Keiji Shibata, Susumu Ueno | 2004-02-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6696034 | Method for producing hydrophobic silica fine powder | Yasuaki Nozawa, Kiyoshi Shirasuna, Keiji Shibata, Susumu Ueno | 2004-02-24 |