Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12102949 | Filter media having angled embossments | John Robert Duvall | 2024-10-01 |
| 11413559 | J-hook filter assembly | Matthew Robert Hudson, David Brent Harrelson | 2022-08-16 |
| 10493385 | J-hook filter assembly | Matthew Robert Hudson, David Brent Harrelson | 2019-12-03 |
| 10369502 | Spin-on filter using snap-fit | David Brent Harrelson, Matthew Robert Hudson | 2019-08-06 |
| 7303673 | High-pressure spin-on filter assembly | — | 2007-12-04 |
| 6159258 | Air filter elements with foam pre-cleaners | David William Ager, Roland Vann Lanier, Jr. | 2000-12-12 |