Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5447704 | Amorphous silica | Derek Aldcroft, John R. Newton, Peter W. Stainier | 1995-09-05 |
| 5098695 | Precipitated silicas | John R. Newton, Peter W. Stanier | 1992-03-24 |
| 4956167 | Silicas | Derek Aldcroft, John R. Newton, Peter W. Stanier | 1990-09-11 |