Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5512266 | Aluminosilicates and detergent composition | Theo Jan Osinga, Michael J. Parkingston, Andrew Thomas Steel | 1996-04-30 |
| 5374370 | Type B aluminosilicates with low Si:Al ratio for detergent use | Theo Jan Osinga, Michael J. Parkingston, Andrew Thomas Steel | 1994-12-20 |
| 4970064 | Oral compositions | Unus S. Adam, Ian Gardner Lyle, Michael J. Parkington | 1990-11-13 |