Theisen; Jeffrey J.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Theisen; Jeffrey J..The latest application filed is for "filter arrangement and methods".
- Theisen; Jeffrey J. - Burnsville MN US
- Theisen; Jeffrey J. - Prior Lake MN
| Patent | Date |
|---|---|
| Filter arrangement and methods Grant 8,425,769 - Gift , et al. April 23, 2 | 2013-04-23 |
| Filter Arrangement And Methods App 20100140155 - Gift; Gary H. ; et al. | 2010-06-10 |
| Liquid filtration system incorporating a bypass filter element Grant 5,885,447 - Theisen , et al. March 23, 1 | 1999-03-23 |
| Pressure isolation valve and bypass valve; and filter head assembly incorporating same Grant 5,501,791 - Theisen , et al. March 26, 1 | 1996-03-26 |
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