Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5843336 | Silicate defoaming composition and methods | — | 1998-12-01 |
| 5575950 | Silicate defoaming composition and methods | — | 1996-11-19 |
| 4830546 | Web member for improved in-car slurrying | Michael C. Withiam | 1989-05-16 |