Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7947142 | Pleated filter with monolayer monocomponent meltspun media | John D. Stelter, Seyed A. Angadjivand, William T. Fay, Michael R. Berrigan, Douglas C. Sundet | 2011-05-24 |
| 7905973 | Molded monocomponent monolayer respirator | John D. Stelter, Seyed A. Angadjivand | 2011-03-15 |