Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6110251 | Gas filtration media and method of making the same | Patrick Lowry Pittman | 2000-08-29 |
| 5993501 | Composite filter media | Michael J. Cusick, Charles Francis Kern, Craig D. DePorter | 1999-11-30 |
| D414008 | Sand bag holder | — | 1999-09-14 |
| 5948344 | Composite filter media | Michael J. Cusick, Charles Francis Kern, Craig D. DePorter | 1999-09-07 |
| 5800586 | Composite filter media | Michael J. Cusick, Charles Francis Kern, Craig D. DePorter | 1998-09-01 |
| 5785725 | Polymeric fiber and glass fiber composite filter media | Michael J. Cusick, Charles Francis Kern | 1998-07-28 |
| 5698298 | Fibrous, non-woven polymeric insulation | Kevin Patrick McHugh, John S. Robertson, Joseph Rumiesz, Jr. | 1997-12-16 |
| 5607491 | Air filtration media | Kevin Patrick McHugh, John S. Robertson | 1997-03-04 |
| 5480466 | Air filtration media | Kevin Patrick McHugh, John S. Robertson | 1996-01-02 |
| 5437922 | Fibrous, non-woven polymeric insulation | Kevin Patrick McHugh, John S. Robertson | 1995-08-01 |
| 5326241 | Apparatus for producing organic fibers | Robert H. Rook, Daniel C. Bajer | 1994-07-05 |
| 5242633 | Method for producing organic fibers | Robert H. Rook, Daniel C. Bajer | 1993-09-07 |
| 4567215 | Product and process relating to hardboard | — | 1986-01-28 |