Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE42174 | Filter with efficiently sealed end | Larry T. Gunderson, Thomas A. Fosdal, Kelly R. Schmitz | 2011-03-01 |
| RE41713 | Filter with efficiently sealed end | Larry T. Gunderson, Thomas A. Fosdal, Kelly R. Schmitz | 2010-09-21 |
| 7413588 | High efficiency, low restriction, cost effective filter | Mark V. Holzmann, Kelly Ann Detra, Jim L. Alonzo, Chirag D. Parikh, Michael J. Connor +2 more | 2008-08-19 |
| 6902598 | Filter with efficiently sealed end | Larry T. Gunderson, Thomas A. Fosdal, Kelly R. Schmitz | 2005-06-07 |