Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9943796 | Multi layer pleatable filter medium | Chrystal B. Gillilan, Russell L. Baldinger | 2018-04-17 |
| 9199189 | Filter medium having ozone and odor removal properties | — | 2015-12-01 |
| 8343251 | Composite filter media | Russell L. Baldinger | 2013-01-01 |
| 8105425 | Air filter formed by slit and expanded layers of electrostatically enhanced material | Chrystal B. Gillilan, Russell L. Baldinger | 2012-01-31 |
| 7951229 | Air filter formed from slit and expanded layers of electrostatically enhanced material | Chrystal B. Gillilan, Russell L. Baldinger | 2011-05-31 |
| 7833299 | Filters and filter assemblies with bypass seal | Bruce W. Dawson, Rex Coppom | 2010-11-16 |