Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6454986 | Method of making a fibrous electret web using a nonaqueous polar liquid | Philip D. Eitzman, Marvin E. Jones, Seyed A. Angadjivand | 2002-09-24 |
| 6406657 | Method and apparatus for making a fibrous electret web using a wetting liquid and an aqueous polar liquid | Philip D. Eitzman | 2002-06-18 |