Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6409785 | Cleanable HEPA filter media | James Roy Doehla, Anthony Joseph Thill | 2002-06-25 |
| 6409787 | Bicomponent substrate for filter element with membrane | Vikas Madhusudan Nadkarni | 2002-06-25 |