Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6413373 | Process for producing silica particles suitable for use as filler for paper | Masasuke Watanabe, Hitoshi Okada, Motohide Wada, Osamu Kitao | 2002-07-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6413373 | Process for producing silica particles suitable for use as filler for paper | Masasuke Watanabe, Hitoshi Okada, Motohide Wada, Osamu Kitao | 2002-07-02 |