Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5789535 | Method of preparing polymer granules | Theo J. C. Arts, Hans Colenberg, Theo Jan Osinga, Philip A. Lagar, James M. Garvey | 1998-08-04 |
| 5393507 | Silicate products | Theo Jan Osinga | 1995-02-28 |
| 5340559 | Granular alkali metal silicate production | Francois Delwel, Theo Jan Osinga, Jack M. Vrancken | 1994-08-23 |