Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6604555 | Automatic refill system for ultra pure or contamination sensitive chemicals | Richard H. Pearce, Graham Williams, Edward H. Wentworth, III | 2003-08-12 |
| 6435224 | Automatic refill system for ultra pure or contamination sensitive chemicals | Richard H. Pearce, Graham Williams, Edward H. Wentworth, III | 2002-08-20 |
| 5876685 | Separation and purification of fluoride from industrial wastes | Gerald A. Krulik, John A. Adams, Dieter Dornisch, David W. Persichini | 1999-03-02 |
| 5868906 | Dehydration and purification of isopropyl alcohol to an ultradry and ultrapure level | John A. Adams, Gerald A. Krulik, David W. Persichini | 1999-02-09 |
| 5500095 | High efficiency chemical processing | Robert Shinagawa, Susan M. Jordan | 1996-03-19 |