Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8206583 | Electrically conductive fluid treatment elements | Ronald D. Hundley, Scott A. Whitney, Angela M. Griffin, Conrad J. Christel, Leonard E. Bensch +1 more | 2012-06-26 |
| 8206584 | Electrically conductive fluid treatment elements | Ronald D. Hundley, Scott A. Whitney, Angela M. Griffin, Conrad J. Christel, Leonard E. Bensch +1 more | 2012-06-26 |
| 7455768 | Fluid treatment elements | Ronald D. Hundley, Scott A. Whitney, Angela M. Griffin, Conrad J. Christel, Leonard E. Bensch +1 more | 2008-11-25 |
| 7128835 | Fluid treatment packs, fluid treatment elements, and methods for treating fluids | Ronald D. Hundley, Scott A. Whitney, Angela M. Griffin, Conrad J. Christel, Leonard E. Bensch +1 more | 2006-10-31 |
| 6672135 | Filter for gas analysis | — | 2004-01-06 |
| 6387143 | Internal combustion engine exhaust filters | — | 2002-05-14 |
| 5981614 | Hydrophobic-oleophobic fluoropolymer compositions | — | 1999-11-09 |
| 5954962 | Fibrous nonwoven web | — | 1999-09-21 |
| 5709798 | Fibrous nonwoven web | — | 1998-01-20 |
| 5470364 | Regenerable diesel exhaust filter | — | 1995-11-28 |
| 5457945 | Regenerable diesel exhaust filter and heater | — | 1995-10-17 |
| 5458586 | Universal connector for vacuum systems | — | 1995-10-17 |
| 5366631 | Composite, supported fluorocarbon media | — | 1994-11-22 |
| 5277943 | Thermal bleaching process for non-contaminating fluorocarbon fiber media | John L. Hurley, Sandra Brosious | 1994-01-11 |
| 5228891 | Regenerable diesel exhaust filter | — | 1993-07-20 |
| 5156661 | Bag filter with thermoplastic tape-sealed sewn seam | — | 1992-10-20 |
| 4868042 | Antiwicking compositions and fabrics treated therewith | — | 1989-09-19 |
| 4865903 | Chemically resistant composite structures and garments produced therefrom | — | 1989-09-12 |
| 4671979 | Insulating structure | — | 1987-06-09 |
| 4626265 | Purification system | — | 1986-12-02 |
| 4578826 | Process for the manufacture of protective hand coverings | — | 1986-04-01 |
| 4564552 | Gas permeable, water and oil resistant composite structure | — | 1986-01-14 |
| 4508775 | Gas permeable composite structures | — | 1985-04-02 |
| 4495238 | Fire resistant thermal insulating structure and garments produced therefrom | — | 1985-01-22 |
| 4210697 | Process for preparing hydrophobic porous fibrous sheet material of high strength and porosity and product | — | 1980-07-01 |